surface speed

The cutting experiments are carried out to study the variation of turning force, cutting temperature and surface roughness with different cutting parameters during high speed dry turning hardened steel with the ceramic cutter.

通过改变高速车削淬火钢（Cr12）的切削用量，对切削力、切削温度、加工表面质量等进行了较为系统的研究。

The surface speed, impacting pressure and impacting depth were analyzed through water simulation for different submerged nozzles.

通过水模实验，定性分析不同水口结构对液面速度、侧壁冲击压和冲击深度的影响。

In order to assign reasonable work face, and determine appropriate advancing speed of mining face, and control building deformation in time, it is needed to predict the laws, the deformation value and the corresponding positions of any-time surface movement in Mining Process.

要完善解决建筑物压煤开采问题的措施，需要预计开采过程中任一时刻，地表移动分布规律、变形值及出现位置，以布置合理的开采工作面，选择适当的开采速度，及时控制建筑物变形。

Nowadays batch type equipments for large calcium carbonate, such as high speed kneader ( mixer blender), grind machine and so on, are used as powder surface modification equipments. But the quality is hard to be controlled, and product performance fluctuates a lot.

目前，重质碳酸钙用粉体表面改性设备常用高速捏合机（混合机）等间歇式设备，质量不容易控制均匀，产品性能波动大。

The results showed that increasing the rotational speed of mould is an effective means to reduce or eliminate the defects of pit and that coating thickness is an important factor influencing outside surface quality of casting pipes.

研究结果表明，提高铸型转速是减少乃至消除铸管表面凹陷的有效手段；涂料层厚度是影响铸管外表面质量的重要因素。

Through high-speed dry milling technology, the surface quality of Inconel 718 is studied in this thesis.

本文通过高速干铣削加工技术精加工Inconel718，对其加工后的表面质量进行研究。

As a result, high speed milling parameter can achieve better workpiece surface quality.

实验表明, 高速铣削能够获得较好的工件表面质量.

It is considered that this phenomenon is caused by difference of saddle surface speed between two pulleys.

环拉力在带的各边不同，这种现象由于两带轮间支承面速度不同造成的。

During the spring tide, the tidal current speed on surface layer reaches 190cm/ s, which is close to the theoretical value.

动态优化潮流广义潮流计算大潮期间，表层的潮流流速190cm/s已接近理论值。

HSS roller is one of high function roller . Its surface is made of high speed steel.

HSS轧辊 是以高速工具钢为表层材料的一种高性能轧辊.

The speed distribution curves of the drag reducing fluid at the near wall surface will tend to approximate to the laminar speed curves of a Newtonian fluid, but there lacks a total congruence of these two curves.

减阻流体的速度分布曲线在近壁面处与牛顿流体层状速度曲线趋近，但二者并不完全重合；

Study on the Influence of Coating Thickness, Mould Structure Type and Rotational Speed on Outside Surface Quality of Centrifugal Casting Ductile Iron Pipes by Heated Mould Method

铸型类型及其转速和涂料层厚度对热型法离心铸造球铁管外表面质量影响的试验研究