检查所有活塞环和缸套的工作状态。
A. Check the working condition of all the piston rings or cylinder liners.
B. Check the working condition of all the piston rings.
Check the working condition of all the cylinder liners.
D. Check the working condition of all the piston rings and cylinder liners.
机工长将重做密封板。
A. Chief engineer will remake the sealing plate.
B. Chief motorman will remake the sealing plate.
C. Second engineer will remake the sealing plate.
D. Motorman will remake the sealing plate.
你们什么时候开始修理电气设备?
A. When will you start to fix the oil separator?
B. When will you start to repair the electrical wire?
C. When will you begin to repair the electronics products?
D. When will you begin to repair the electrical equipment?
我们得对电路做一次全面检查。
A. We have to check the electric circuits.
B. We have to make an overall check of the electric circuits.
C. We will make an overall check of the electric appliance.
D. We will check the electric appliance overall.
你修理过主机吗?
A. Did you do any thing to the main engine?
B. Did you done any repair work to the donkey engine?
C. Have you repair the auxiliary engine?
D. Have you done any repair work to the main engine?
微信支付 
支付宝支付