中壳

However, as time goes by, new anti- reversing techniques are constantly added into packers to prevent reversers from analyzing the protected executable and preventing a successful unpack.

然而，随着时间的推移，新的反逆向技术不断的被应用到加壳软件中，来阻止逆向者们分析被保护的程序和防止程序被成功脱壳。

First acts according to the igniter plug iron casing the product detail drawing, the production scale and the concrete working condition, had determined the design craft principle, formulates some feasible craft plans, and has carried on the analysis to each kind of plan, finally selected set of best reasonable crafts plans - to use the bean material: The multi- locations cold extrusion takes shape.

本文主要介绍了火花塞铁壳挤中径工序的冷挤压模具设计全过程，给出了具体的设计方法与步骤。首先根据火花塞铁壳的产品零件图，生产规模及具体生产条件，确定了设计的工艺原则，制定一些可行的工艺方案，并对各种方案进行了分析，最终选出了一套最佳合理的工艺方案——豆料：多工位冷挤压成形。

Two types of coupling vibration problems are considered in thispaper,i.e.those of spherical shells coupling with fluid and ehstic mediumIn particular,for elastic medium,we adopt the basic assumptionsemployed in the Pasternak model of elastic foundation and include theeffect of the foundation's thickness,however,to re-derive the relationshipbetween the pressure and deformation by the principal of minimumpotential energy.

文中考虑了两类耦合振动问题，即球壳与流体和球壳与弹性介质的耦合振动。特别对于弹性介质，采用工程上常用的Pasternak假设但考虑了简化模型中弹性层厚度的影响，利用能量方法重新推导了该模型的压力——变形关系。

Today approval requirements are so stringent that well over 50 separate rig and bench tests are required to evaluate the performance of candidate hydraulic oils during development.

在壳牌新一代得力士液压油的研发过程中，每个候选配方均需要完成50个以上的台架和对比试验，对其性能进行评估，以确保壳牌新一代得力士液压油获得所需的液压设备制造商的批准认可。

For aiming at vibration-proof structural design,a bionic design technique of topology design optimization for vibration-proof plate and shell structures is suggested.

以抗振结构设计为目标，将仿生设计技术应用于板壳结构加强部件的分布设计中，提出了一种简单高效的结构拓扑优化设计方法，以处理具有复杂边界条件的抗振板壳结构的拓扑优化设计。

The results indicated that the composite membrane contained 9.47±2.44% chitosan/PVA component. Chitosan and PVA in the membranes were crosslinked by treatment with glutaraldehyde vapor at 37°C.

在37°C下用戊二醛蒸气交联电纺膜中的壳聚糖/PVA组分，进而通过拉伸实验来评价各种电纺膜的力学性能，结果表明交联后的PLGA-壳聚糖/PVA复合膜集聚了两个组分的优点具有较好的力学性能。

The temperature and stress in valve housing of medium cylinder in super critical steam turbine during cold start and under nominal load were calculated with FEM cord NASTRAN.

采用大型有限元分析软件NASTRAN，对超临界1000 MW汽轮机中压缸主汽阀阀壳的冷态启动过程和额定工况下的温度场和应力场进行计算，得到了冷启动过程中阀壳的温度和应力分布规律，并将冷启动结束时的计算结果同额定工况下的计算结果作一对比分析。

The dual-piston valve comprises a valve housing having a pair of piston operation spaces defined therein and a pair of pistons disposed in the piston operation spaces of the valve housing such that the pistons can be vertically moved to open or close inner and outer outlet ports formed at a cylinder.

该双活塞阀包括：阀壳，其中限定有一对活塞运行空间；以及一对活塞，其设置在阀壳的活塞运行空间中，以使活塞能垂直移动以打开或关闭在气缸处形成的内出口和外出口。

Filter to backwash level –During this step, the compressed air at 30 psi (200 kPa) is introduced into the shell side to drive the filtration and lower the shell side feed water level.

过滤反冲洗水平–在这个步骤中， 30 psi (200 千帕)的压缩空气被引入壳侧来驱动过滤并降低壳侧的给水水位。

The backwash sequence includes the following steps: Filter to backwash level –During this step, the compressed air at 30 psi (200 kPa) is introduced into the shell side to drive the filtration and lower the shell side feed water level.

反冲洗路线包括下述步骤：过滤反冲洗水平–在这个步骤中， 30 psi (200 千帕)的压缩空气被引入壳侧来驱动过滤并降低壳侧的给水水位。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。