触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
Contact mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
为此，推导了不连续面对整体平衡方程组的贡献方程，研究了模拟不连续面实际接触状态的非线性迭代算法。
The contributive equation of discontinuous interface to the system of equations is derived and nonlinear iterative algorithms for simulating the contact state of a discontinuous interface are studied.
在三维单元法、三维不连续变形分析法中，三维块体的接触判断是关键的问题之一。
Detection of contacts between 3d blocks is a key problem in 3d DDA (discontinuous deformation analysis) and DEM (discrete element method) analysis.
然后对贯通结构面中的硬质结构面采用接触对，计算方法用动力算法的模拟形式来解决硬质结构面的不连续问题；
Secondly, for hard structure plane in continuous structure plane, the paper adopts contacted pair and dynamical arithmetic to deal with the uncontinuous problems;
前者是几个不连续的小幅值电流脉冲，主要是使表面接触均匀化，接触电阻稳定在一个较小值；
The former consists of several discontinuous minor amplitude current impulses, which is used to uniformize contact area and to make contact resistance stabilized on a small value;
前者是几个不连续的小幅值电流脉冲，主要是使表面接触均匀化，接触电阻稳定在一个较小值；
The former consists of several discontinuous minor amplitude current impulses, which is used to uniformize contact area and to make contact resistance stabilized on a small value;
应用推荐