英语词汇“pilot hole”的翻译、意思、用法、释义-英汉汉英词典

单词	pilot hole
释义	pilot hole 【工程】导向孔以上来源于：《21世纪大英汉词典》 pilot hole定位孔，导孔pilot hole导孔pilot hole導孔材料科學名詞—金屬材料pilot hole導孔礦冶工程名詞pilot hole導孔機械工程pilot hole定位孔，導孔電子計算機名詞
随便看	oil-proof oilproof oil proof compound oil-proof compound oil proofing oil-proofness oil-proof paper oilproof paper oil-proof rubber oil proof test oil prospecting oil pump oil--pump oil pump bearing head oil pumping push piston ring oil pump motor oil pump plunger oil pump regulating valve oil pump washer oil puncture oil purification oil purification device oil purification system oil purifier oil putty