The base shall be of adequate height to provide suitable clearance between the pump suction elbow and the mounting floor and of sufficient strength to accept all forces imposed by the pump unit.
这个基座应该具有适当的高度，使得泵吸入弯头与安装地面具有适当的间隙，并有足够的强度承受泵设备所产生的所有压力。
Gibraltar has historically been an important base for the British Armed Forces and is the site of a Royal Navy base.
直布罗陀在历史上是英国海陆空三军的重要基地也是皇家海军基地之所在。
China has experienced far-reaching changes in the productive forces and the relations of production, as well as in the economic base and the superstructure.
中国从生产力到生产关系、从经济基础到上层建筑都发生了意义深远的重要变化。
Sleeper is regarded as a finite long beam on continuous elastics base. The relation between rail forces and sleeper displacement is established by analysis of sleeper forces.
将轨枕视为连续弹性基础上的有限长梁，对轨枕进行了受力分析，建立了钢轨轴向力和轨枕变形曲线的关系。
The contradictions between productive forces and the relations of production and between economic base and superstructure constitute the basic social contradiction.
生产力与生产关系、经济基础与上层建筑的矛盾，构成社会的基本矛盾。
The four forces are co-ordinated; if one of them is not strong enough, the rest will be affected. Poor co-ordination will also harm the base area.
这四种力量又是互相配合的，任何一部分不得力都会影响到其他部分，互相配合不好也会使根据地受到损害。
Fight the opposing forces through various dynamic missions defending your base aircraft carrier and conquering Islands.
对抗敌对势力通过各种动态任务，保卫你的基地的航空母舰和征服群岛。
China a has experienced far-reaching changes in the productive forces and the relations of production, as well as in the economic base and the superstructure.
中国从生产力到生产关系、从经济基础到上层建筑都发生了意义深远的重要变化。
The third indispensable condition for establishing a base area is the use of all our strength, including our armed forces, to arouse the masses for struggle against Japan.
和建立根据地不可分离的第三个条件，就是用一切力量，包括武装部队的力量在内，去发动民众的抗日斗争。
The derivation is based on the equilibrium of the vertical forces on the slab. The common method of beam on elastic foundation for the integral base is critcized and the improved method is presented.
在此基础上，对水闸整体式平底板现行的弹性地基梁方法进行了分析，同时对此法提出改进。
The derivation is based on the equilibrium of the vertical forces on the slab. The common method of beam on elastic foundation for the integral base is critcized and the improved method is presented.
在此基础上，对水闸整体式平底板现行的弹性地基梁方法进行了分析，同时对此法提出改进。
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