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【单选题】
下列关于经纬仪的螺旋使用，说法错误的是( )。A.
制动螺旋未拧紧，微动螺旋将不起作用
B.
旋转螺旋时注意用力均匀，手轻心细
C.
瞄准目标前将微动螺旋调至中间位臵
D.
仪器装箱时将制动螺旋锁紧
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举一反三
【单选题】Topic 26 Session 1 4-4 Read the sentence pairs. Choose which word or phrase best fits each blank. 4-A The ___________________________________ ensures that software completes required tasks.
A.
demonstration model
B.
destruction model
【单选题】Topic 26 Session 1 4-2 Read the sentence pairs. Choose which word or phrase best fits each blank. 2-B _______________________________ identifies problems.
A.
fault detection
B.
fault prevention
【单选题】Topic 26 Session 1 4-3 Read the sentence pairs. Choose which word or phrase best fits each blank. 3-A Engineers use programs to ____________________ test results with expectations.
A.
satisfy
B.
compare
【简答题】洞内控制测量为什么采用导线的形式?
【单选题】下列现象中没有安全隐患的是( )
A.
用报纸做灯罩
B.
睡觉时不关床头灯
C.
在用易燃材料装修的墙壁上安装大功率壁灯
D.
睡觉前开一小会电热毯,然后断开开关,拔掉电源插头
【单选题】Topic 26 Session 1 4-3 Read the sentence pairs. Choose which word or phrase best fits each blank. 3-B Software must ____________________ certain requirements set by engineers.
A.
satisfy
B.
compare
【单选题】Topic 26 Session 1 4-1 Read the sentence pairs. Choose which word or phrase best fits each blank. 1-A A ____________________ is caused by a human error in coding or input.
A.
failure
B.
fault
【单选题】Topic 26 Session 1 4-4 Read the sentence pairs. Choose which word or phrase best fits each blank. 4-B The ___________________________________ detects implementation faults.
A.
demonstration model
B.
destruction model
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