网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
A band or collar on the top end of a boom which the topping lift, midships guy, and outboard guys are secured, is called the（）.
A
collar band
B
guy band
C
pad eye collar
D
spider band
参考答案
参考解析
解析：
暂无解析
更多 “单选题A band or collar on the top end of a boom which the topping lift, midships guy, and outboard guys are secured, is called the（）.A collar bandB guy bandC pad eye collarD spider band” 相关考题
考题
Stress on the topping lift of a swinging boom can be reduced by ______.A.rigging a back stayB.raising the boomC.increasing the mechanical advantage of the cargo purchaseD.taking all slack out of the preventer
考题
A band or collar on the top end of a boom to which the topping lift，midships guy，and outboard guys are secured，is called the ______.A.collar bandB.guy bandC.pad eye collarD.spider band
考题
下面程序是一个堆栈的类模板，在横线处填上适当语句，完成类模板的定义。define MAXSIZE 100template ＜class T＞class Stack{T s[MAXSIZE];int top;public:stack(){top=1;}void push(T newValue){if(top＜MAXSIZE){top=top+1;s[top]=newValue;}elsecout＜＜"堆栈满，无法进栈"＜＜end1;}void pop();};【 】{if(top＞1){cout＜＜s[top]＜＜end1;top=top-1;}elsecout＜＜"堆栈空! "＜＜end1;}
考题
With a given load on the cargo hook，tension in a single span topping lift ______.A.increases as the boom's angle to the horizontal increasesB.is at a maximum when the boom is at a 45° angle to the horizontalC.increases as the boom's angle to the horizontal decreasesD.decreases as the boom's angle to the horizontal decreases
考题
What does “evel-luffing” accomplish during crane operations ________．A.It prevents the load from swinging when the boom level is adjustedB.Less power is needed when topping the boom with a load on the hookC.It maintains the height of the load above the deckD.All of the above
考题
What is meant by the term“luffing the boom”of a crane ________．A.Stopping the boomB.Topping or lowering the boomC.Moving the boom left or rightD.All of the above
考题
When a cargo boom or crane is rated at varying capacities，there will be a table at the controls which relates safe working load to ______．A.winch speedB.boom strengthC.load radiusD.cable strength
考题
Sudden starts or stops of the boom is likely to cause all of the following except______．A.breaking a cargo runnerB.parting guys topping liftsC.carrying away a blockD.overheating the resistors and eventually burning out
考题
Which part of a conventional cargo gear rig provides for vertical control and positioning of a boom ________．A.Cargo whipB.Gooseneck fittingC.Spider bandD.Topping lift
考题
Which part provides for transverse control and positioning of a boom in a conventional yard and stay system ________．A.GuyB.ShroudC.SpiderD.Topping lift
考题
（）mooring,sailors put the rat guard on the moorings.A、In the end ofB、At the end ofC、On top ofD、At the top of
考题
The basic types of paint used on a ship are （）.A、cement wash, bitumen and paintB、primer, undercoats and top coatsC、topside paint, boot-topping paint and bottom paintD、primer, cement wash and paint
考题
Which of the following is NOT one of the performance enhancements to XPages in the 8.5.1 release？（）A、New properties for better control of the JSF lifecycleB、Domino Designer built on top of EclipseC、JavaScript interpreter performanceD、End user experience / browser rendering
考题
单选题What is meant by the term TOPPING THE BOOM?（）A
Lowering the boomB
Raising the boomC
Spotting the boom over the deckD
Swinging the boom athwartships
考题
单选题（）mooring,sailors put the rat guard on the moorings.A
In the end ofB
At the end ofC
On top ofD
At the top of
考题
单选题Stress on the topping lift of a swinging boom can be reduced by（）.A
rigging a back stayB
raising the boomC
increasing the mechanical advantage of the cargo purchaseD
taking all slack out of the preventer
考题
单选题Which statement is TRUE concerning the gooseneck（）.A
It is a sailing maneuver which brings the vessel's head through the windB
It connects the boom to the mast and allows the boom to swing freelyC
It is a sailing condition where there is a loss of air flow over the sailsD
None of the above
考题
单选题A warp end may be fitted for operating the derrick topping wire which adjusts the derrick （）.A
lengthB
slackC
heightD
rotation direction
考题
单选题（） unit is mounted so as to raise and lower the cable from the spurling pipe, which is at the top and center of the chain or cable locker.A
The cable lifterB
The hoisting motorC
The topping wireD
The life-raft
考题
单选题A tackle by which the outer end of a boom is raised and lowered is the topping（）.A
boomB
liftC
raiseD
tackle
考题
单选题The tackle that raises and lowers the boom is（）.A
the cargo fallB
The cargo hoisting wire ropeC
the topping liftD
the cargo whip
考题
单选题Sudden starts or stops of the boom is likely to cause all of the following except（）.A
breaking a cargo runnerB
parting guys topping liftsC
carrying away a blockD
overheating the resistors and eventually burning out
考题
单选题Which shipboard equipment will detect a signal from a SART?（）A
S-Band RadarB
A DSC receiverC
X-Band RadarD
The autoalarm
考题
单选题With a given load on the cargo hook，tension in a single span topping lift（）.A
increases as the boom's angle to the horizontal increasesB
is at a maximum when the boom is at a 45° angle to the horizontalC
increases as the boom's angle to the horizontal decreasesD
decreases as the boom's angle to the horizontal decreases
考题
单选题What does “evel-luffing” accomplish during crane operations（）.A
It prevents the load from swinging when the boom level is adjustedB
Less power is needed when topping the boom with a load on the hookC
It maintains the height of the load above the deckD
All of the above
考题
单选题In a married falls rig at the after end of a hatch，a boom is rigged in a fore and aft line through its heel.Stresses on the outboard guy will be LEAST if the guy is made fast at a point（）.A
Abreast the heelB
At right angles to the boom when viewed from aboveC
Aft of the heelD
Forward of the spiderband
考题
单选题In a married falls rig at the after end of a hatch , a boom is rigged in a fore and aft line through its heel . Stresses on the outboard guy will be least if the guy is made fast at a point（）.A
abreast the heelB
at right angles to the boom when viewed from aboveC
aft of the heelD
forward of the spiderband
热门标签
最新试卷