A thermal relief is used on plane layers for thru-hole components to make soldering and desoldering easier.
限热槽通常用于直插元件的内电层以利于焊接和拆焊。
The model simulating thunderstorm cell by means of three layers plane charged disk, the calculations for thundercloud electrostatic field use mirror method.
该模型采用三层平面布置的带电圆盘来模拟雷云空间，雷云静电场的计算采用镜像法。
Results show that polymer flooding can improve the producing reserves effectively, extend the plane sweep efficiency, reduce the difference between layers and balance the in-layer vertical producing.
结果表明，聚合物驱可有效地提高油层的动用状况，扩大平面波及系数，减小层间差异，使层内纵向动用更加均匀。
In short, the whole shows an intensive heterogeneity, moreover the plane heterogeneity of each layers has little differences nearly.
各小层平面非均质性相差无几，整体表现为较强的非均质性。
BLOCK business street ideal is to arrange plane flexibly and enlarge the surrounding size. Layers of back set make BLOCK more vertical and value than traditional one.
BLOCK商业街理念对平面进行灵活组合布局，在相同面积下，建筑形体的周边界面更大，若采用层层退台形式，商业界面比传统商业界面更长更立体化，铺面价值更高。
The results indicate that there are some quasiliquid layers on plane (001) at some temperature below the melting points of the prefect crystals.
结果表明，（001）面在低于其完整晶体的熔化温度出现预熔。
Secondly, the triangle meshing of contour loops that includes triangle plane filling between layers and section triangle plotting was accomplished.
其次，边界轮廓环的三角网格化：层间三角面片填充和端面三角划分。
In our overall design, we will also eventually consider the plant layers, canopy, understory and ground plane.
在我们的整体设计，我们也将最终考虑植物层，檐篷，林下和地平面。
Now the inclined plane separates it and makes it into two discontinuous layers. It must be caused by the displacement along the inclined plane.
现在倾斜面使这一岩层分开，使之变成两个不连续的岩层，这一定是由于沿着倾斜面岩层发生位移而造成。
The gas and particle phase in the gas solid two phase plane mixing layers flow is numerically simulated using the discrete vortex method and trajectory method respectively.
对气固两相平板混合层流动，采用离散涡方法模拟气相场，轨道法跟踪颗粒的运动。
Revised method is proposed for calculation of three dimensional turbulent boundary layers on the surface of symmetry plane of a flow around ellipsoid at incidence.
本文应用零方程模型和二方程模型计算了椭球体有攻角绕流对称面上的三维湍流边界层。
Best layout and performance are achieved with at least a 4-layer multilayer board, where there is a ground plane layer, a power supply layer, and two signal layers.
电路板至少需要4层才能实现最佳布局和性能：一个接地层、一个电源层和两个信号层。
The planted layers within a landscape include the tree (canopy) and understory layers as well as the ground plane, the most important layer.
在景观的种植层包括树（树冠）和林下层以及地平面上，最重要的一层。
The boundary surface and volume expression of 3-D workspace is addressed byenveloping boundary curves of each plane which are obtained by partitioning 3-Dspace into layers.
对于三维工作空间，在按层划分得到每一层的边界曲线的基础上，采用包络原理得到空间曲面的形状和体积表达式。
The boundary surface and volume expression of 3-D workspace is addressed byenveloping boundary curves of each plane which are obtained by partitioning 3-Dspace into layers.
对于三维工作空间，在按层划分得到每一层的边界曲线的基础上，采用包络原理得到空间曲面的形状和体积表达式。
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