Wipe these surfaces with a damp cloth to ensure they are clean and free from any debris.
用湿布擦拭这些桌面，确保桌面干净没有任何碎屑。
The surfaces to be joined must be clean and free from oil, grease and heavy oxides.
连接部位表面必须清洁，没有油污、油脂和氧化物。
Surfaces in contact with the fluid shall be free from scale and annealing colours.
与流体接触的材料表面不得有刻痕和退火变色。
Simulation results show that free surfaces of nano wire lead to initial stress without external load, and damage expands from outmost surfaces deep into interior lattices.
模拟表明纳米金属丝在无外载荷状态存在本征应力，原子缺陷从自由表面开始向内部扩展。
The FEM mesh generated from large multiple trimmed free surfaces can be applied to finite element method directly.
对大型的多裁剪自由曲面生成的曲面有限元网格，可直接用于有限元计算。
In this paper, some key techniques about FEM surface mesh generation from multiple trimmed free surfaces are presented.
论述了多裁剪自由曲面生成有限元曲面网格的几个关键技术。
The surface of the blades are smooth and free from all but light, closely adherent scale. When painted, the surfaces are uniformly covered with paint.
总的看来，刀片的表面光滑，但刀光，凛凛闪耀，没有一丝的锈迹。再看油漆，它的表面均匀覆盖着油漆。
The painting of the exposed surfaces such as outside shell, superstructure, deck house, funnel and living space shall be free from sag and run.
暴露表面的油漆，如外壳板，上层建筑，甲板室，烟囱和居住区等应该无流挂及油漆道。
For any adhesive to make a really strong bond, the surfaces to be glued must be absolutely clean and free from moisture or grease.
对任何黏合剂来说，要想真正粘得结实，胶合面必须要干净，没有一点水或油脂。
Surfaces should be sound, dry, clean and free from damp, dust, grease and mould.
表面应该是干燥，干净的和防止潮湿、尘土、油膏和模子。
It is made of precise ceramic and polished up to Ra0.2. high hardness and smooth surface enable the enameled wire free from hurt during surfaces sliding.
由精密陶瓷加工，超精抛光达ra0.2，由于硬度较高，表面光滑，漆包线在其表面滑动时顺畅不受损伤。
Flatness, bevels, and finishes are to be uniform. Blade surfaces must be free from scratches.
平面、斜角及抛光是一个统一体，刀的表面不得有划痕。
Flatness, bevels, and finishes are to be uniform. Blade surfaces must be free from scratches.
平面、斜角及抛光是一个统一体，刀的表面不得有划痕。
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