When a crankshaft has to be handled outside the engine， it should be carefully supported in a manner which will avoid （） high bending moments on it.
举一反三
- The glass vessels should be handled most carefully since they are ________.
- when making and answering the phone, which behaviors should we avoid?
- What is the speed of the crankshaft in a four-stroke/cycle engine when the camshaft is turning at 750 rpm?（）
- You should pay attention to avoid the following mistakes, which people often make when they are anxious ( ).
- When you read something carefully, you are ___it.