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Such as angle grinder, wire brush, needle beam pneumatic rust, and wind knock rust hammers, gear-type rotary rust, etc., are semi-mechanized equipment, tools, light, mobility, and to more thoroughly to rust , old coatings, the coating can be played on the shelf hair treatment, significantly more efficient than manual derusting increased up to 1 ~ 2m2 / h, but can not remove the oxide skin, the smaller surface roughness and can not achieve high-quality surface to deal with quality, ergonomic handle lower than the jet.

如角向磨光机、钢丝刷、风动针束除锈器、风动敲锈锤、齿型旋转除锈器等，属于半机械化设备，工具轻巧、机动性大，能较彻底去除锈、旧涂层等，能对货架涂层进行打毛处理，效率比手工除锈大大提高，可达1~2m2/h，但不能除去氧化皮，表面粗糙度较小，不能达到优质的表面处理质量，工效较喷射处理低。

The circuit board surface one that is at this time is flat, there is no mark to be recognize, have to beat in the circuit board surface for the sake of the convenience of management track and creation up argue to see code by with recognize.

此时的电路板表面一片平坦，没有任何记号可辨认，为了管理追踪及制作的便利性，必须在电路板表面打上辩视码藉以辨识。

Our investigation and analysis show that the free surface conditions of the slope and the surface connectivity of limestone bedding plane were the base of landslide formation.

震前斜坡为三面切割的孤立型山脊，相对高差达1500m；斜坡岩层走向与坡面近于垂直，层面延展性极好，构成滑动面形成的基础。

Based on the data obtained from Haizhou Bay of Lianyungang in 2008, the concentrations and distributions of heavy metals in surface water, surface sediments and benthos were studied.

根据2008年连云港海州湾碱厂海域调查资料，分析了连云港近岸海域海水、表层沉积物及底栖动物体中重金属的含量和富集情况。

All the indices met the demands of environmental quality standards of surface water and the method was suitable for the analysis and determination of benzene series in surface water.

各指标均符合地表水环境质量标准的要求，适合地表水中苯系物的分析测定。

On the basis of the dispersion relation, we investigated the properties of nonlinear surface waves. It is shown that there exist backward surface waves, with the phase velocity and group velocity opposite in direction. For transverse electric waves, the nonlinear wave equation is transformed into Bernoulli equation, and the exact solutions of magnetic fields are obtained.

在色散关系的基础上研究了非线性旋磁表面波的频率特性，揭示了该系统能激发后向表面波，其群速度与相速度反向；将反铁磁晶体中TE表面波满足的非线性波动方程变形为伯努利方程，用反函数形式给出了表面波磁场的精确解。

The true shape of the hull can be considered by distributing dipoles on the hull surface.The pressure fluctuations on hull surface can be calculated through Bernoulli's equation.

真实的船体表面形状可以通过在船体表面布置偶极子来考虑，求得船体表面的偶极子强度后，通过Bernoulli方程可得到船体表面的脉动压力。

The surface of the body and the surface graffiti of walls bespeak social and cultural identities.

身体表面的肌肤和墙体表面上的涂鸦，表明的是社会和文化的身份。

In bicuspid and tricuspid valve, ECs were round or ovary, the ECs of lower surface of these valves were more apparent polarity than that of upper surface of the valve. The ECs appeared rectangle and arrange in regular, in pectinate muscles of left and right atrium, In inferior vena cava, ECs looked like round, ovary or irregular shape, without apparent polarity but with a few short microvilli.

在二尖瓣与三尖瓣，细胞多呈圆形或卵圆形，其瓣膜下面的细胞排列较上面的细胞极性明显；在左、右心房的梳状肌，细胞多呈长方形，排列较规则；在下腔静脉，细胞呈圆形，卵圆形或不规则形，极性不明显，有少量低矮的微绒毛。

As a novel inner surface processing method, grid enhanced plasma source ion implantation method can realize uniform inner surface ion implantation of a metal tube and metal binary compound can be produced.

栅极增强等离子体源离子注入一种新的金属管件内壁处理方法，该方法能够均匀地对金属管件内壁进行离子注入，并且能够生成二元金属化合物。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样