The crank throws are displaced from () to obtained the same number of degrees between the different crank throws.
A、one another
B、the other
C、each other
D、each others
A、one another
B、the other
C、each other
D、each others
A、laying a straight edge across the crank webs at the crankpin and measuring the distance to the crankpin in two places B、measuring the crank drop on either side of each crank throw while the crankshaft is slowly rotated through one revolution C、rotating the crankshaft through one revolution, pausing each 90oof rotation to measure bearing clearances, top and bottom D、taking micrometer reading between the crank cheeks opposite the crankpin every 90°of crank angle rotation
A、differential of crank-webs B、indicator diagrams C、lube oil reading out D、misalignment of crank-throws
A、A.counterbalance the crank throws on the crankshaft B、B.keep the engine running smoothly between power stroke C、C.provide a belt-driving surface for the operation of auxiliary machinery D、D.prevent the engine from overspeeding