单项选择题
A.to grease B.greasing C.oiling D.lubricating
After ensuring that the （） is correct the bearing clear...
单项选择题After ensuring that the （） is correct the bearing clearance should be checked.
A.nap B.gap C.nip D.deflection
After "F.W.E" is given, the air system is shut down, th...
单项选择题After "F.W.E" is given, the air system is shut down, the （） gear put in, all drains and indicator cocks opened, and the cooling water kept running.
A.steering B.timing C.turning D.running
A-frames are mounted on the bed plate and support （） an...
单项选择题A-frames are mounted on the bed plate and support （） and cylinder block.
A.the main bearing B.the cylinder cover C.the entablature D.the sump
