板层

Transversely isotropic ; layered saturated ground ; Biot's motion equation ; elastic circular plate ; Fredholm integral equation

横观各向同性；饱和层状地基； Biot动力方程；弹性圆板； Fredholm积分方程

As for glass product, leather, printing board, stone, plastic, aggregate and the process of galvanizer, they are of high efficiency.

对于玻璃制品、皮革、印刷板、石料、塑料、骨料及电镀层的加工均有良好的效果。

The dissertation focuses on the phenomenon of wave propagation of piezoelectric periodical composite laminated plate. By using the motion equations and Gauss theorem cooperative with constitutive relations of piezoelectricity, the governing equations can be determined.

本文主要是要探讨压电周期叠层板波传现象，所以由本构方程式配合运动方程式和高斯定理以获得统御方程式，此等方程式在周期结构内具有平移对称关系，所以位移场和电位场的形式可以布拉克理论表示，进而得到代表周期结构行为的统御方程式。

The synthesis of benzoxazine-imide resin was studied,with which the glass cloth laminated sheet was made.

研究苯并噁嗪亚胺树脂的合成工艺，并利用其制备玻璃布层压板，经对该产品的性能进行全面测试。

The body itself also includes a chrome Corvette grille, a 1953 Corvette-style dash, power door windows and locks, complete custom safety laminate window glasswork, a slew of chrome trim pieces, and a functional tailgate with power window opening.

对该机构本身还包含一个铬克尔维特格栅，一个1953年的Corvette式仪表板，门窗口和电源锁，完全自定义的安全层窗户玻璃，一系列铬装饰件，功能挡板电源窗口开放。

Strong commercial construction has created a ground swell of demand for small rough-terrain scissor lifts that can put tradesmen within reach of three- and four-story work. Contractors need scissor lifts that perform like RT booms on the site before there is a concrete slab or power to recharge batteries to keep pace with building development.

坚固的商业建筑使得可将作业人员升举到三四层高度的小型不平地面剪式升降机的需求越来越大，承包商需要与RT起重臂性能相类似的剪式升降机，然后出现混凝土板以及可对电池进行重新充电的动力源，以此来保持与建筑发展齐头并进。

The numerical calculation show that load transfer and settlement of composite groundsill is affected by the thickness and modula of soil layer .

计算结果表明，在进行复合地基载荷试验时，载荷板下的垫层厚度及变形模量会对复合地基的荷载传递特性以及沉降产生影响。

Gular plate A ventral bony plate that lies between the two lower jaws in some primitive bony fishes e.g.

喉盘在一些原始的硬骨鱼类介于两层下颚之间的一个腹部骨板

Based on Hamilton principle, the equation of active vibration control of the piezoelectric laminated plate is derived.

采用Hamilton原理推导了压电层合板主动振动控制方程。

A very complicated underground cavern system located in the thin mountain body on the left bank of the Xiaoliangdi Project is composed of a number of underground structures, including 3 orifice tunnels, 3 sediment tunnels, 3 free surface flow tunnels, 6 headrace tunnels, 3 tailrace tunnels, underground powerhouse, transformer chamber, draft tube gate chamber and also many tunnels for grouting, drainage, access and other uses.

小浪底工程左岸单薄分水岭山体的地质条件复杂，地层为砂岩夹有薄层泥岩，主要断层有F28、F461、F236、F238和F240。在左岸山体中布置有3条孔板洞、3条排沙洞、3条明流洞、6条引水洞、3条尾水洞、地下厂房、主变室、尾闸室以及为数众多的灌浆洞、排水洞、施工洞等，形成非常复杂的地下洞室群系统。水库蓄水后左岸山体出现了远大于原先估计的渗流量。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐