常見(jiàn)例句雙語(yǔ)例句In the design of noncircular chain drive , the key problem is the design of pitch line of noncircular chain wheel.在非圓鏈傳動(dòng)的設(shè)計(jì)中,一個(gè)關(guān)鍵問(wèn)題就是非圓鏈輪節(jié)曲線的設(shè)計(jì)。 返回 chain pitch wheel