Improperly fitted piston rings in a diesel engine can cause（）

Which term describes piston pins having bearing surfaces in both the piston bosses and connecting rod eye?（）

In a medium speed diesel engine, a trunk type piston may be cooled by（） Ⅰ.oil circulation though passages in the piston crown Ⅱ.heat transfer through piston rings and liner wall

Uncoiling manila line improperly can result in a(n)（）.

A single piece（） fitted with bronze rings guides the piston in the cylinder liner.

（）, we continued lifting out the pistons.

The lower end of each piston rod is reduced in diameter to fit a bore in （）, this being secured to the piston rod by a nut.

The lower end of each piston rod is reduced in diameter to fit a bore in the （）, this being secured to the piston rod by a nut.

Piston cooling fins are located（）

（）, we kept removing the pistons.

(Piston area)X(Piston stroke)K(numbers of the cylinders)=engine（）

If the master improperly jettisons goods，（）will be liable.

The lower end of each piston rod is reduced in diameter to fit a bore in （）.

An  administrator  is  attempting  to  update  a  software  product.  The  install  is  interrupted  by  a  system  failure.  Which of the following commands would be used to clean up the improperly applied filesets（）

（） provide the water to the pistons.

Insufficient end clearance on newly fitted piston rings in a diesel enginewill cause the rings to（）

The usual number of single-acting pistons used in a variable stroke axial-piston pump is （）.

An advantage of aluminum pistons, when compared to cast iron pistons is （）.

The energy for pushing this piston up can be supplied from （）, so that the piston can keep moving up and down.

英语PISTON指（）

The lower end of each piston rod is reduced in diameter to fit a bore in the cross-head, this being secured to the piston rod by （）.

If clearance between a piston and the cylinder wall is excessive, piston slap will occurThe slap itself is caused by （）

The lowest ring of a piston is （）.

运行以下程序时,输出结果是______。 #include long fit(int n) { if(n>2) return(fit(n-1)+fit(n-2)); else return(3); } int main( ) { printf(%ld\n,fit(4)); }

听力原文：W Hi, this is Jean with Crescent Plumbing. I'm calling for an inventory check on part R71-B — that's a drain under fitting in the bronze finish.