1·The clean effects on polar plates and polar lines are increased. The problems of dust accumulation, agglomeration, brige connection and blockage are solved.
通过应用声波清灰技术，使电除尘器极板、极线表面的清灰效果得到提高，灰斗出口积灰板结、架桥、易堵的问题得到有效解决。
2·The result showed that the removal efficiency was improved with larger specific surface area of particle electrodes, decreased space between polar plates and higher voltage.
结果表明，填充颗粒比表面积越大、极板间距越小、电压越高，越有利于氟离子的去除。
3·The performance of the liquid feed direct methanol fuel cell was tested in a self designed experimental system. Two self-made gold plated stainless steel polar plates were installed in the fuel cell.
本文利用自行设计的实验系统，对自制的镀金不锈钢极板液态进料直接甲醇燃料电池的性能进行了测试。
4·Platteville, Colorado: I'm curious as to weather the polar ice cap melt has increased pressure o the earth's plates?
普莱维尔，科罗拉多州(Platteville Colorado) ：我很好奇极地冰盖的融化会不会增加地球版块的压力。
5·This paper presents a systematical investigation of the nonlinear bending of polar orthotropic circular plates under arbitrarily axisymmetric loads and a variety of boundary conditions.
本文对极正交各向异性圆板在任意轴对称载荷和边界条件下的非线性弯曲问题进行了较为系统的研究。
6·Scattering of flexural waves by multiple cutouts and dynamic stress concentration in the thin plates were investigated in terms of the complex variable function method and multi-polar coordinates.
采用复变函数法和多极坐标方法，研究了弯曲波对含有多圆孔薄板的散射问题。
7·Firstly, the expressions of free vibration of moderately thick plates in polar coordinates are derived and the general solutions are obtained by the means of method of separation of variables.
首先，导出了用极坐标系描述的中厚板自由振动板的微分方程，用分离变量法求得其一般解。