Contacting surfaces of the gate and body seats must be smooth and flat for effective sealing.
闸板和阀座的接触表面必须光滑、平整，才能有效地密封。
In order to produce high quality single crystal, the solid liquid interface morphology must be smooth, even be plane.
为了获得高质量的单晶，固-液界面面必须平滑，甚至是平界面。
The working surface must be nonabsorbent and smooth.
画布应该是光滑的和不吸水的。
The backing material must be as smooth as possible, and the circuitry sealed beneath a layer composed of a polymer-metal-polymer sandwich.
这种电路的基板材料也非常平滑，在这个电路的下次是由聚合物-金属-聚合物这种类似三明治的夹心结构组成的。
With the Pieces went and saw a boy sitting in front of a piano playing and concentrate on a smooth Pieces... occasionally, occasionally pause... guess must be practicing a new song.
随着琴声走去，看见坐在钢琴前的男孩专心地弹琴…偶尔一段流畅的琴声，偶尔停顿…猜到一定是练新曲。
This dual nature means that dialog boxes must be compact and powerful, speedy and smooth, and yet be clear and self-explanatory.
这种双重性质意味着对话框必须是紧凑和功能强大，快速而流利的，并且在使用上清晰和具有自我解释性。
It must not only have all middleware functions needed for application creation, submission and administration, but also be capable to implement a smooth integration with its existing applications.
不仅要具有创建、提交和管理应用所需要的一切中间件功能，而且还必须能够与现有的应用程序很好地集成。
Generally this may be an operational decision, but strategically, an organization must have transport modes in place to ensure a smooth distribution of goods.
诚然，有些时候这是个具体操作问题，但公司必须在策略层面上对运输方式有所安排，保证商品发送的畅通。
So the service we provide must be quick, smooth and impressive.
因此，我们服务的每一环都必须衔接得很好，快速且优质。
The key to successful sealing of the DISS connection is the extremely smooth finish of the sealing surfaces. These surfaces must be protected to maintain high leak integrity.
DISS接头成功密封的关键是密封表面的极端平滑。必须保护这些表面，以维持高度密封性。
The area that need repaired must be blast cleaning and remove the defect. The repairing surface must be neat, smooth to keep the coating accord with original coating.
待修复的区域必须进行清理，除去缺陷。修复面必须平整、光滑、以保证涂层和原涂层一样。
In order to guarantee the smooth development of the investigation work, various kinds of counter investigation act must be attacked effectively.
为了保证侦查工作的顺利开展，必须有效打击各种反侦查行为。
The shoes must be completely smooth.
这双鞋必须是素净的。
In order to ensure a smooth and complete in-situ sampling on the Moon, associated simulation must be done in advance on Earth.
为了确保在月球上顺利而完整的实现原位取样，先期必须在地球上进行相关的模拟试验。
To improve the smooth effect of large steel formwork concrete, the raw materials must be kept and mixing must be performed strictly in accordance with standard.
为了提高大块钢模板砼的光面效果，在控制好原材料的同时，必须严格按规范进行拌和；
In order for the chocolate to feel smooth on the tongue when it melts in the mouth, the solid non-fat particles must be smaller than 30 microns (1000 microns 1 mm).
为了使巧克力在嘴里融化时舌头感觉滑溜，非脂肪固体颗粒必须小于30微米。
The smooth coefficients which must be chosen in conventional hyperstable algorithm are not needed, and requirement that signal vector has a lower bound is not needed either.
这种算法既无需选择传统超稳定自适应算法的补偿滤波系数，又无需对信号向量的下界要求条件。
"Jumping over Teeth" in roller chain drive has a strong impact on smooth running and life of drives. So it must be averted.
滚子链传动中的跳齿现象严重地影响到传动的平稳性和寿命，因此必须设法避免。
The system of social support must be constructed to promote the flexible employment, which includes a perfect system of organization and management and a smooth mechanism of policy implementing.
因此，需要构建促进灵活就业的社会支持体系，完善的组织管理体系和顺畅的政策运行机制。
Often times this may be an operational decision, but strategically, an organization must have transport modes in place to ensure a smooth distribution of goods.
在很多时候，这可能只是一种运作决策，但是公司也必须从战略角度上选择最佳的运输方式，确保产品配送的顺畅进行。
Decorated the child safety first, safety is the primary issues to be considered, children must furniture corner smooth, without a sense of sharps can be avoided Kepeng to children.
装饰童房安全第一，安全是首要考虑的问题，儿童家具一定要边角柔滑，无尖利之感，可避免磕碰到孩子。
Make sure there are no suspended air bubbles in the water when you are backing the lever out. The lever actuation must be slow and smooth here.
确定当你把拉杆拉回来时里面没有不会动的气泡，这个步骤里刹把的动作要缓慢且滑顺。
Due to the requirements of smooth operation and low noise, their thrust pulsation must be smaller.
由于要求运行平稳、噪声低，因此推力的脉动要小。
The prevailing economic setting must be kept stable in order to ensure the smooth operation of the free trade system.
保持稳定的经济环境，以确保自由贸易制度的顺利执行。
The prevailing economic setting must be kept stable in order to ensure the smooth operation of the free trade system.
保持稳定的经济环境，以确保自由贸易制度的顺利执行。
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