piston pin hole reamer 活塞销孔铰刀
piston pin hole cap 活塞销孔盖
boring piston pin hole 镗削活塞销孔
noncircular piston pin-hole 活塞异形销孔
piston pin bushing oil hole 活塞销衬套油孔
piston noncircular pin-hole 活塞异型销孔
piston pin and piston hole 活塞销与活塞销孔
The NC boring lathe equipped with this kind of deformable arm can bore special shaped pin hole for piston efficiently, and meanwhile meet the demand of micro meter accuracy.
装有这种新型变形镗杆的NC镗床能高效地镗削活塞异形销孔，并达到微米精度的要求。
The NC boring machine equipped with this kind of deformable bar can bore special-shaped pin hole in piston efficiently, and meanwhile meet the demand of micro-meter accuracy.
装有这种新型变形镗杆的NC镗床能高效地镗削活塞异形销孔，并达到微米精度的要求。
It proposes measures of improving piston structure design and adopts the structure of cast aluminum bronze embedded in the hole in the piston pin bushing.
据此提出了活塞结构改进设计措施，采用了在活塞销孔内嵌入铸铝青铜衬套结构。
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