guide: n.1.引导,指导。2.领路人,导游者,向导;指导者,指挥者。3.【军事】向导舰;〔pl.〕基准兵,标兵。4.〔英国〕女童子军。5.规准,指针。6.(旅行、游览)指南;入门书;路标。7.【机械工程】导轨,导沟,导杆;【电学】导路;导体;导引物;【自动化】波导,导向装置;【医学】导子,标。短语和例子a guide fossil 标准化石。 A G- To English Gr
hole: n.1.洞,穴,孔;(衣服等上的)破洞;伤口;漏洞;窝,坑;水流的深凹处,(河道的)缓流洼。2.(兽的)洞穴,窝巢;陋屋,狭小阴暗的地方[房子];监狱中的隔离牢房。3.〔口语〕陷阱;绝境。4.缺陷,缺点。5.【物理学】空穴,空子。6.高尔夫球的穴;高尔夫球得分。7.〔美国〕铁路的支线。8.大型飞弹地下井。9.〔美国〕小湾,小港。短语和例子a hole in one's co
Dual probe guiding hole drilling process for accurate probe contact 凸形孔制程,提高探针准确度。
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The wedge disc of the valve with flow guide hole is always fitted with the sealing face whether in full open or full close status to have the sealing face protected without being directly eroded by the medium so as to extend the duration 带导流孔阀门的闸板,无论是全开或是全关始终与密封面吻合,密封面得到保护不受介质直接冲刷,从而延长使用寿命。