题目内容
他们必须全面检查电路
A. They’ve to clean the boiler.
B. They’ve to make the electric circuits.
C. They’ve to replace the boiler.
D. They’ve to make an overall check of the electric circuits..
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工作正常
A. It is all right.
B. It works normally.
C. The insulation resistance of No.3 generator is too low.
D. It doesn’t work.
他们更换了一个缸套。
A. They cleaned all cooling jacket.
B. They replaced one cylinder liner.
C. They renewed all cylinder.
D. They checked one cylinder liner.
缸套裂了。
A. The cylinder liner was cracked.
B. The cylinder jacket was cracked.
C. One piston ring was missing.
D. The cylinder jacket was scaled.Q4: How much is the daily fuel consumption?About 6 tons. About 8 tons . About 18 tons. About 80 tons.
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