壳体

A shell temperature element suitable for the analysis of temperature field in axisymmetric shells is presented.

提出一种适合于分析旋转对称壳体温度场的壳体温度单元。

Different secondary layers of fossil brachiopod shells have different preservation and the way by which the shells' primary isotope ratios be influenced by diagenesis: postdepositional alternation of δ〓O、δ〓C has no effect on the low-Mg calcite minerals of the shells, while it alters the whole shell's isotopic compositions by microcrack fillings, even with the well preserved shells.

1成岩后生作用对腕足化石壳体不同结构单元的改造方式及改造程度不同：成岩后生作用对保存较好的腕足化石壳体的改造是以微裂隙充填方式进行，而对低镁方解石本身并没有影响。

Numerical simulation of the stress on the cartridge case and dynamite for the dynamite affect by the different loading course and the different support area.

分别计算了不同加载载荷时间历程和不同壳体承力面条件下的影响结果。获取了子弹药壳体最大主应力及内部装药所受的最大压力值。

Based on the higher order refined shell theory of Reddy type, the assumption that transverse shear deformations vary parabolically in the thickness direction and vanish both in the bottom and top surfaces of the shell is applied and coefficients of higher order terms in the formulation can be determined.

在Reddy型高阶壳体理论的基础上，假设横向剪切变形沿壳体厚度呈抛物线分布并在壳体的上下表面上为零，进行高阶量系数的求解。

The results show that after quenched and tempered with protective coating,no elements in the protective coating are found to permeate into the matrix,but the martensite laths in welded zone and heat affected zone are refined and the dispersion of carbides in these area is increased,the sizes of the dimples in these fracture are decreased.

通常情况下，D406A钢壳体在热处理中未采用保护气氛，造成调质后壳体表面脱碳严重，使壳体强度降低。为防止或减少调质处理过程脱碳带来的不利影响，可采用保护涂料或保护气氛热处理以及真空热处理等[2]，但对于大型工件，采用保护气氛或真空热处理需要大量的设备资金投入；而采用保护涂料投入较少。

High-pressure gas shell test should be carried out after hydraulic test case, and have appropriate security measures, the gas shell test pressure should be under 100 (30 ℃) the maximum allowable pressure of 110% or by order of the provisions of , does not allow a visible leak.

高压气体壳体试验应在液压壳体试验之后进行，并要有相应的安全防护措施，气体壳体试验压力应是100下(30℃)时最大许用压力的110％或按定单中的规定，不允许有可见的泄漏。

To apply bigger diameter only for the shell at immersion tube inlet area with suitable shell angle, and this makes higher collection efficiency of cyclone by getting lower gas speed at shell wall.

只对在螺旋管，以适合的壳体角度入口断面处的壳体采用更大的直径，它可以通过在壳体壁得到较低的气流速度，使旋风筒有更高的收尘效率。

There is provided a hair clipper (10) with a housing (50) having a control (58) for selectively connecting a motor (54) positioned in the housing to an energy source.

提供了一种具有壳体(50)的理发推子(10)，该壳体具有控制器(58)，该控制器有选择地把设置在壳体内的马达(54)连接到电源上。

At last, on the basis of research results above, several sets transmission housings were made successfully by core assembly process and snap flask molding process, all the processes were completed within two weeks, including master patterns design, numerical simulation, SL patterns fabrication and sand casting.

将上述研究成果应用于变速箱壳体的快速砂型铸造，通过组芯造型与活砂造型这两种复杂造型方法，成功完成变速箱壳体的小批量试制；整个过程历时两周，完成从CAD模型的设计修改、SL原型制造以及砂型铸造的所有工作，充分验证了SL原型应用于砂型铸造的可行性，降低了复杂壳体类零件响应市场的时间。

An exhaust passage (54) passes through the coolant chamber and communicates with an exhaust expansion chamber (67) formed by an extension case (4) to be positioned below the mounting case.

排气通道(54)穿过冷却剂室，并与由延伸壳体(4)形成的排气膨胀室(67)连通，该延伸壳体位于支撑壳体下面。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了