... internal tank insulation 舱内绝缘 internal taper 内锥度 internal telecommunication department 国内电信部 ...
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internal taper boring 内锥形镗孔
Internal taper thread 圆锥内螺纹
cylinder grinding wheel internal taper 圆柱形砂轮的内锥度
Taper pins with internal thread 内螺纹圆锥销
taper internal pipe thread 圆锥内管螺纹
taper pin with internal thread 内螺纹圆锥销
Internal Thread Taper Pin 内螺纹圆锥销
internal-thread taper gauge 内螺纹锥度规
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