By the solution of the model, a calculating formula of the local dihedral angel of intersecting line and a parametric equation of contacting line are given.

通过对此数学模型的求解，导出了相交双管相贯线上各点局部二面角的计算公式，给出了相交双管装配接触线的参数方程，并解释了其数学本质。

youdao

Thank you for contacting us via our chat line.

感谢您给我们通过我们的聊天热线联系。

youdao

Thus new technology and method for realizing non-contacting real-timed on line quantitative detection on linear strain of mechanical components were provided.

为实现机械构件线应变的非接触式实时在线定量检测提供新的技术与方法。

youdao

Some internet entrepreneurs have taken it upon themselves to game Apple's system, however, which until recently appeared to have been loosely guarded, with third parties selling beta access for years without intervention. iOS 6 is shaping up to be the end of the line -- Apple has reportedly begun targeting businesses selling early access, citing copyright infringement and contacting hosting providers to shut down sales sites.

ENGADGET: Apple reportedly shutting down unauthorized third-party beta sales, restricts iOS 6 to licensed devs