英语词汇顶杆的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	顶杆
释义	顶杆dǐnggān(1)[mandrel]被打入某些物体中的薄壁管(如以后将灌入混凝土的管形钢柱)内的临时内支柱(2)[ejector rod]一种用来顶出已成型工件的棒(3)[ejector pin]穿入[金属]型腔背面的销杆,用以顶出制成件(4)[tige]早期来复枪枪管尾端中的细钢杆,弹丸由推弹杆撞入顶住钢杆并配合来复线塞紧
随便看	angle of bend angle of bevel angle of brush displacement angle of brush lag angle of brush lead angle of chord angle of circulatory efficiency angle of circumference angle of clearance angle of contact angle of convergence angle of curvature angle of cutting action angle of declination angle of decrement angle of deflection angle of delay angle of departure angle of depression angle of descent angle of deviation angle of difference angle of diffraction angle of dip angle of direction

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