英语词汇directional hole怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	directional hole
释义	directional hole directionalityn. 方向性；定向性 unidirectionaladj. 单向的 bidirectionaladj. 双向的；双向作用的 reflectionaladj. 反射的;反映的 interjectionaladj. 叫声的；感叹词的 instructionaladj. 指导的,教育的
随便看	depth of tapped hole depth of tariff cut depth of terrain depth of the damaged vertex depth of the damage edge depth of the market depth of the seat surface depth of the side fussion zone depth of thread depth of thread engagement depth of thread spacing depth of threat depth of throat depth of tillage depth of tooth depth of transverse depth of transverse section depth of truss depth of vault depth of velocity modulation depth of vertically digging depth of water depth of water on way end depth of water on way end, depth at slipway ends depth of wear

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