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.
A、compressing
B、interposing
C、imposing
D、pounding
A、compressing
B、interposing
C、imposing
D、pounding
A、opposed to the crankshaft rocking couple B、resonant with the crankshaft natural frequency C、critical fore and aft crankshaft vibrations D、horizontal whipping motions of the crankshaft
A、pKa-pH=log[A-]/[HA] B、pH-pKa=log[A-]/[HA] C、pKa-pH=log[A-][HA]/[HA] D、pKa-pH=log[HA]/[A-][HA]
A、A.twice the crankshaft speed B、B.half the crankshaft speed C、C.the same speed as that of the crankshaft D、D.a speed independent of that of the crankshaft
A、once each crankshaft revolution B、twice each crankshaft revolution C、every other crankshaft revolution D、every fourth stroke