inner bore surface 内膛表面
inner bore hole 内钻孔
tapered inner bore 锥孔内圈
superfinishing inner bore 精超内孔
inner bore welding technique 内孔焊接技术
In contrast, the inner bore 138 of the load-bearing member 110 is smooth.
相比之下，承载构件110的内部孔口138是平滑的。
The nozzle has a nozzle body (21) with an inner bore (22) through which solder is pumped to overflow a nozzle outlet (33).
所述喷嘴 具有带有内孔（22）的喷嘴主体（21），焊料经过该内孔（22）被抽吸以溢 出喷嘴出口（33）。
Machine barrels are precisely processed at the Five-ax Machining Center with high accuracy and locations of inner bore and pinhole are nicety.
机筒在五轴加工中心上精密加工，内孔和销孔定位准确，精密度高。
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