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If water is found in the crankcase of a diesel engine, the cause may be due to______.

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A. to blame    to be blamed    blamed    blaming  
salinometer  thermometer  tachometer  micrometer  
throw  crankshaft  crankpin  crosshead  
differential of crank-webs  indicator diagrams  lube oil reading out  misalignment of crank-throws  
journal  crank-pin  main bearing  large end of connecting rod  
将发动机方式选择器放在CRANK(冷转)位即可进行冷转  将发动机方式选择器放在CRANK(冷转)位,人工起动按钮放在ON位即可进行冷转  将发动机方式选择器放在CRANK(冷转)位,人工起动按钮放在ON位,同时将主电门放ON位,即可进行冷转  
a spindle lubricator  an oil jet  internal splashing  drilled passages in the crankshaft  
reciprocating at the piston pin, rotary at the crank pin  reciprocating at the crank pin, rotary at the piston pin  straight reciprocation  straight rotation  
lubrication  cooling  balancing purpose  ventilation  
water  oil  scale  ridge  
fuel lines  lube oil filter  crank case pump  rocker arm reservoir  
laying a straight edge across the crank webs at the crankpin and measuring the distanceto the crankpin in two places  measuring the crank drop on either side of each crank throw while the crankshaft isslowly rotated through one revolution  rotating the crankshaft through one revolution, pausing each 90oof rotation to measurebearing clearances, top and bottom  taking micrometer reading between the crank cheeks opposite the crankpin every 90°of crank angle rotation  
gravity  diameter  circumference  cylinder  
that I found    have I found    when I did find    did I find  
one another  the other  each other  each others  

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