常見(jiàn)例句雙語(yǔ)例句The practice proves that to arrange bridge pier in the direction along flow is one of effect way for solving water stop problem of multi line skew bridge abutment pier.實(shí)踐證明順?biāo)鞣较虿贾脴蚨帐墙鉀Q多線斜交橋墩臺(tái)阻水問(wèn)題的有效途徑之一。Three approaches to the graphic representation for lines of intersection are introduced in this article, namely, central projection, parallel skew projection and arc line projection.本文介紹了圖解截交線的三種方法，中心投射法、平行斜投射法、弧線投射法。Approximate development of triangle line and error analysis program system are realized on the basis of approximate developing error theoretical analysis of triangle line of skew curved surface.在對(duì)不可展曲面三角線法近似展開(kāi)誤差理論分析的基礎(chǔ)上，實(shí)現(xiàn)了三角線法近似展開(kāi)及誤差分析程序系統(tǒng)。 返回 line skew