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TFT（Thin Film Transistor）中文准确解释是（）。
- A、向列型
- B、超扭曲向列型
- C、双层超扭曲向列型
- D、薄膜晶体管型
参考答案
更多 “TFT（Thin Film Transistor）中文准确解释是（）。A、向列型B、超扭曲向列型C、双层超扭曲向列型D、薄膜晶体管型” 相关考题
考题
关于业务流模板TFT,以下描述错误的是哪项()。
A.每个承载都有相应的TFT模板B.PGW保存DL TFT,将SDF绑定到下行EPS承载C.UE保存UL TFT,将SF绑定到上行EPS承载D.TFT只能匹配某些准则的分组
考题
Click the Exhibit button. Which type of multiplexer is shown in the exhibit?()
A. Thin Film filterB. Fiber Bragg GratingC. Arrayed Wave GuideD. Erbium fiber amplifier
考题
How is a Thin Film filter fabricated?()
A. The glass core is doped with an Erbium in periodic segments of the fiber.B. Layers of high index ?and low index ?material are deposited on a glass substrate.C. Thin layers of silica glass are placed onto wafers to produce a prism-like effect.D. Fiber is etched with an ultraviolet laser that is precisely spaced for specific wavelength filtering.
考题
共用题干
Better Solar Energy Systems:More Heat,More LightSolar photovoltaic（光电的）thermal energy systems , or PVTs , generate both heat and electricity , but _________ (51)now they haven't been very good at the heat-generating part compared to a stand-alone solar thermal collector. That ' s because they operate at low temperatures to cool crystalline silicon（晶体硅）solar cells, _______(52)lets the silicon generate more electricity but isn't a very efficient way to gather heat.That's a problem of economics.Good solar hot-water systems can harvest much more energy than asolar一electric system at a substantially lower _________(53).And it's also a space problem:photovoltaiccells can_________(54)up all the space on the roof,leaving little room for thermal applications.In a pair of studies,Joshua Pearce,an associate professor of materials science and engineering,has de- vised a_________(55)in the form of a better PVT made with a different kind of silicon.Most solar panels are made with crystalline silicon,but you can also make solar cells out of amorphous（非晶形的）silicon , commonly known________( 56 ) thin-film silicon. They don ' t create as much elec-tricity,but they are lighter,flexible,and cheaper. And,because they________(57)much less silicon,they have a greener footprint._________(58),thin-film silicon solar cells are vulnerable to some bad一news physics in the form of the Staebler-Wronski effect."That means that their efficiency drops when you_________(59)them to light一pretty much the worst possible effect for a solar cell,"Pearce explains,which is one of the__________(60)thin-film solar panels make up only a small fraction of the market.However,Pearce and his team found a_______(61)to engineer around the Staebler-Wronski effect by incorporating thin-film silicon in a new________(62)of PVT. You don't have to cool down thin-film sili- con to make it work.In fact,Pearce's group discovered that by heating it to solar-thermal operating tempera- tures,near the boiling_________(63)of water,they could make thicker cells that largely_________(64) the Staebler-Wronski effect.When they applied the thin-film silicon directly to a solar thermal energy collector, they also found that by baking the cell once a day,they_________(65)the solar cell's electrical efficiency by over 10 percent._________(57)A:retrieveB:requireC:mergeD:exchange
考题
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Better Solar Energy Systems: More Heat, More LightSolar photovoltaic thermal energy systems,or PVTs,generate both heat and electricity,but until now they haven't been very good at the heat-generating part compared to a stand-alone solar thermal collector. That's because they operate at low temperatures to cool crystalline silicon solar cells,which lets the silicon generate more electricity but isn't a very efficient way to gather heat.That's a problem of economics. Good solar hot-water systems can harvest much more energy than a solar-electric system at a substantially lower cost. And it's also a space problem:photovol-taic cells can take up all the space on the roof,leaving little room for thermal applications.In a pair of studies,Joshua Pearce,an associate professor of materials science and engineer-ing,has devised a solution in the form of a better PVT made with a different kind of silicon.His research collaborators are Kunal Girotra from Thin Silicon in California and Michael Pathak and Stephen Harrison from Queen's University,Canada.Most solar panels are made with crystalline silicon,but you can also make solar cells out of amorphous silicon,commonly known as thin-film silicon.They don't create as much electricity, but they are lighter,flexible,and cheaper. And,because they require much less silicon,they have a greener footprint. Unfortunately,thin-film silicon solar cells are vulnerable to some bad-news physics in the form of the Staebler-Wronski effect."That means that their efficiency drops when you expose them to light-pretty much the worst possible effect for a solar cell,"Pearce explains,which is one of the reasons thin-film solar panels make up only a small fraction of the market.However,Pearce and his team found a way to engineer around the Staebler-Wronski effect by incorporating thin-film silicon in a new type of PVT. You don't have to cool down thin-film silicon to make it work.In fact,Pearce's group discovered that by heating it to solar-thermal operating temperatures,near the boiling point of water,they could make thicker cells that largely overcame the Staebler-Wronski effect. When they applied the thin-fulm silicon directly to a solar thermal en-ergy collector,they also found that by baking the cell once a day,they boosted the solar cell's e-lectrical efficiency by over 10 percent. One of the problems PVTs have is that______.A: their thermal applications are costlyB: they are too expensive to affordC: they occupy too much spaceD: it is hard to fix them on the roof
考题
共用题干
Better Solar Energy Systems: More Heat, More LightSolar photovoltaic thermal energy systems,or PVTs,generate both heat and electricity,but until now they haven't been very good at the heat-generating part compared to a stand-alone solar thermal collector. That's because they operate at low temperatures to cool crystalline silicon solar cells,which lets the silicon generate more electricity but isn't a very efficient way to gather heat.That's a problem of economics. Good solar hot-water systems can harvest much more energy than a solar-electric system at a substantially lower cost. And it's also a space problem:photovol-taic cells can take up all the space on the roof,leaving little room for thermal applications.In a pair of studies,Joshua Pearce,an associate professor of materials science and engineer-ing,has devised a solution in the form of a better PVT made with a different kind of silicon.His research collaborators are Kunal Girotra from Thin Silicon in California and Michael Pathak and Stephen Harrison from Queen's University,Canada.Most solar panels are made with crystalline silicon,but you can also make solar cells out of amorphous silicon,commonly known as thin-film silicon.They don't create as much electricity, but they are lighter,flexible,and cheaper. And,because they require much less silicon,they have a greener footprint. Unfortunately,thin-film silicon solar cells are vulnerable to some bad-news physics in the form of the Staebler-Wronski effect."That means that their efficiency drops when you expose them to light-pretty much the worst possible effect for a solar cell,"Pearce explains,which is one of the reasons thin-film solar panels make up only a small fraction of the market.However,Pearce and his team found a way to engineer around the Staebler-Wronski effect by incorporating thin-film silicon in a new type of PVT. You don't have to cool down thin-film silicon to make it work.In fact,Pearce's group discovered that by heating it to solar-thermal operating temperatures,near the boiling point of water,they could make thicker cells that largely overcame the Staebler-Wronski effect. When they applied the thin-fulm silicon directly to a solar thermal en-ergy collector,they also found that by baking the cell once a day,they boosted the solar cell's e-lectrical efficiency by over 10 percent. Which of the following is NOT mentioned as an advantage of thin-film silicon solar cells?A:.They are electrically efficient.B: They are less expensive.C:.They are flexible.D: They are environment friendly.
考题
共用题干
Better Solar Energy Systems: More Heat, More LightSolar photovoltaic thermal energy systems,or PVTs,generate both heat and electricity,but until now they haven't been very good at the heat-generating part compared to a stand-alone solar thermal collector. That's because they operate at low temperatures to cool crystalline silicon solar cells,which lets the silicon generate more electricity but isn't a very efficient way to gather heat.That's a problem of economics. Good solar hot-water systems can harvest much more energy than a solar-electric system at a substantially lower cost. And it's also a space problem:photovol-taic cells can take up all the space on the roof,leaving little room for thermal applications.In a pair of studies,Joshua Pearce,an associate professor of materials science and engineer-ing,has devised a solution in the form of a better PVT made with a different kind of silicon.His research collaborators are Kunal Girotra from Thin Silicon in California and Michael Pathak and Stephen Harrison from Queen's University,Canada.Most solar panels are made with crystalline silicon,but you can also make solar cells out of amorphous silicon,commonly known as thin-film silicon.They don't create as much electricity, but they are lighter,flexible,and cheaper. And,because they require much less silicon,they have a greener footprint. Unfortunately,thin-film silicon solar cells are vulnerable to some bad-news physics in the form of the Staebler-Wronski effect."That means that their efficiency drops when you expose them to light-pretty much the worst possible effect for a solar cell,"Pearce explains,which is one of the reasons thin-film solar panels make up only a small fraction of the market.However,Pearce and his team found a way to engineer around the Staebler-Wronski effect by incorporating thin-film silicon in a new type of PVT. You don't have to cool down thin-film silicon to make it work.In fact,Pearce's group discovered that by heating it to solar-thermal operating temperatures,near the boiling point of water,they could make thicker cells that largely overcame the Staebler-Wronski effect. When they applied the thin-fulm silicon directly to a solar thermal en-ergy collector,they also found that by baking the cell once a day,they boosted the solar cell's e-lectrical efficiency by over 10 percent. Which of the following statrnents is true?A: Thin-film silicon's electrical efficiency improves when heated up.B: New techniques have been developed to produce thin-film silicon.C: Thin-film silicon works efficiently at low temperature.D: A new material enlarging the Staebler-WronsKi effect has been created.
考题
How is a Thin Film filter fabricated?（）A、The glass core is doped with an Erbium in periodic segments of the fiber.B、Layers of high index ?and low index ?material are deposited on a glass substrate.C、Thin layers of silica glass are placed onto wafers to produce a prism-like effect.D、Fiber is etched with an ultraviolet laser that is precisely spaced for specific wavelength filtering.
考题
在SCR(Silicon Controlled Rectifier)、GTO(Gate Turn-Off Thyristor)、GTR(Giant Transistor)、MOSFET(Metal-Oxide-Semiconductor Field-Effect Transistor)、IGBT(Insulated Gate Bipolar Transistor)中半控型器件有（），全控型器件有（），电流驱动器件有（）。
考题
单选题How is a Thin Film filter fabricated？ （）A
The glass core is doped with an Erbium in periodic segments of the fiber.B
Layers of high index ？and low index ？material are deposited on a glass substrate.C
Thin layers of silica glass are placed onto wafers to produce a prism-like effect.D
Fiber is etched with an ultraviolet laser that is precisely spaced for specific wavelength filtering.
考题
填空题在SCR(Silicon Controlled Rectifier)、GTO(Gate Turn-Off Thyristor)、GTR(Giant Transistor)、MOSFET(Metal-Oxide-Semiconductor Field-Effect Transistor)、IGBT(Insulated Gate Bipolar Transistor)中半控型器件有（），全控型器件有（），电流驱动器件有（）。
考题
名词解释题FILM
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