The algorithm and formulas to determine the size of tip relief modification of pre shaving gear hobs are put forward.A principle to determine the lead width of tooth roots is also presented.是什么意思_The algorithm and formulas to determine the size of tip relief modification of pre shaving gear hobs are put forward.A principle to determine the lead width of tooth roots is also presented.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句