单选题（） that everything in the engine crankcase is correct, start up the crankcase lubricating oil pump.ATo satisfyBTo be satisfiedCAfter satisfyingDAfter being satisfied
单选题
（） that everything in the engine crankcase is correct, start up the crankcase lubricating oil pump.
A
To satisfy
B
To be satisfied
C
After satisfying
D
After being satisfied
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