所有的焊接点都在同一平面内。
开普勒第二定律说到，首先每个行星的运动都保持在同一平面内。
So, what Kepler's second law says is that the motion of planets is, first of all, they move in a plane.
说明：运动方向与软管轴线应在同一平面内，以避免产生扭曲损坏。
Direction of movement and hose axis muse lie in one plane to avoid torsion stress.
平行直线是在同一平面内的直线，向两个方向无限延长，在不论哪个方向它们都不相交。
Parallel straight lines are straight lines which, being in the same plane and being produced indefinitely in both directions, do not meet one another in either direction.
为了有效解决该问题，提出了一种能够快速求解同一平面内两个向量之间角度矢量的方法。
To solve the problem, we put forward a method that can calculate the angular vector between two vectors in a plane rapidly.
在同一平面内的相同粒子的干涉条纹分别在不同大小以及不同入射方向(水平或竖直)的离轴角的条件下被记录下来。
The interference patterns of the same particles in the same plane are recorded at different off-axis angles in horizontal and vertical directions.
在同一平面内，同一种地应力在不同点的大小方向有一定的变化，但没有出现突变现象，说明矿区地应力场比较均匀。
In the same plane, a kind of in-situ stress has some but not significant change in both magnitude and direction at different points, indicating a uniform in-situ stress field in the mining area.
实践证明使用MATLAB解决三维弯管的CAD/CAM问题，比以往解决轴线在同一平面内的弯管问题在工程计算上有一定优势。
Using MATLAB to deal with three dimensional syphon's CAD/CAM is more helpful than using axes analysis in one plan.
社区中心的入口由部分屋顶轮廓线内凹形成，在同一平面上与建筑相连。
An entrance to the community center is notched into the roofline, connecting the buildings on the same plane.
水平式隧穿磁强计是一种新型隧穿磁强计，其特点是反映磁场变化的洛伦兹力与敏感元件在同一水平面内。
Horizontal tunneling magnetometer is a new kind of tunneling magnetometer in which Lorentz force is in the same level of sensitive element.
为了研究该机床静刚度的变化情况，计算同一水平面或竖直面内的静刚度变化率。
In order to study the variation of the stiffness, the variance ratio of the stiffness within the same horizontal or vertical plane is computed.
实验结果表明，在正常使用极限状态时，位移较小，同一楼层平面内刚度无限大的假定可以成立。
Test result suggests , in the serviceability limit states, displacement is littleer, the plane stiffness infinite assumption may be established.
本文分析了车床主轴热位移及其影响加工精度的机理，并提出了主轴中心线与主轴箱装配基面在同一垂直平面内和同一水平面内的最佳位置。
This paper discusses the thermal travel motion of a main shaft in machine tools, and the mechanism of its significant influence on manufacturing accuracy.
本文分析了车床主轴热位移及其影响加工精度的机理，并提出了主轴中心线与主轴箱装配基面在同一垂直平面内和同一水平面内的最佳位置。
This paper discusses the thermal travel motion of a main shaft in machine tools, and the mechanism of its significant influence on manufacturing accuracy.
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