Nonstandard fastenings (nonstandard oil nut, bolts, Chen Tao, gaskets, plug, precision metal pieces such as various character cold forging)是什么意思_Nonstandard fastenings (nonstandard oil nut, bolts, Chen Tao, gaskets, plug, precision metal pieces such as various character cold forging)在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句