英语词汇“variable pitch cylindrical helical spring”的翻译、意思、用法、释义-英汉汉英词典

单词	variable pitch cylindrical helical spring
释义	variable pitch cylindrical helical spring可变螺距圆柱形螺旋弹簧variable pitch cylindrical helical spring可變螺距圓柱形螺旋彈簧機械工程
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