你可能感興趣的試題

單項(xiàng)選擇題

The cylinder covers and the liners are bolted together by means of studs （） the cylinder frames.

A.screwing into
B.being screw on
C.to screw on
D.screwed into

單項(xiàng)選擇題

The cylinder covers and the liners are bolted together by means of （）.

A.bolts welded into the cylinder head
B.bolts welded into the cylinder frames
C.studs screwed into the cylinder head
D.studs screwed into the cylinder frames