常見(jiàn)例句雙語(yǔ)例句It is proved that the intersecting line of the two curved surface is space curve, and the equation is quartic implicit function with one unknown.論証了兩曲麪的交線爲(wèi)空間曲線，其方程爲(wèi)一元四次隱函數(shù)關(guān)系式； 返回 space quartic