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4、以下哪项操作是正确的？ Which of the following is correct？
A.用吸耳球吸液体时，不可将液体吸入橡皮管中。 When sucking liquid with suction ball, do not inhale liquid into rubber tube.#B.测蒸馏水和待测液体酒精时，注入的液体的液面可超过大泡E的高度。 When measuring distilled water and alcohol, the liquid level of the injected liquid can exceed the height of the big bubble E.#C.所有器材均为易碎品，操作时要小心。 All the equipment are fragile and should be handled with care.#D.取出温度计，要正确读出温度计的数值。 Take out the thermometer and read the thermometer value cor参考答案和解析
用吸耳球吸液体时，不可将液体吸入橡皮管中。 When sucking liquid with suction ball, do not inhale liquid into rubber tube.;所有器材均为易碎品，操作时要小心。 All the equipment are fragile and should be handled with care.
更多 “4、以下哪项操作是正确的？ Which of the following is correct？A.用吸耳球吸液体时，不可将液体吸入橡皮管中。 When sucking liquid with suction ball, do not inhale liquid into rubber tube.#B.测蒸馏水和待测液体酒精时，注入的液体的液面可超过大泡E的高度。 When measuring distilled water and alcohol, the liquid level of the injected liquid can exceed the height of the big bubble E.#C.所有器材均为易碎品，操作时要小心。 All the equipment are fragile and should be handled with care.#D.取出温度计，要正确读出温度计的数值。 Take out the thermometer and read the thermometer value cor” 相关考题
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