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1·Decreasing stroke rate by 3-8 strokes per minute to allow for a long, smooth, rolling stroke.

降低划频每分钟3 ~ 8下，这样才能拥有长的，顺畅的，有滚动的划水。

2·Hollow glass microspheres has a good rolling performance, and it can increase the drilling rate, and Significantly improve the drilling efficiency.

空心玻璃微珠的滚动性能好，可提高机械钻速，从而显著提高钻井效率。

3·Big ferrites and hot rolling texture are left behind in particle structures, Which leads the anisotropy of mechanics, so the tensile strength and elongation rate reduce.

含有粗大的铁素体晶粒和残留的热轧织构，引起力学性能的各向异性，导致了抗拉强度和延伸率的降低。

4·The influence of the foiling oil viscosity and rolling speed and reduction rate on the film thickness are investigated with those methods.

借此方法研究了轧制油粘度、轧制速度与压下率对轧制变形区油膜厚度的影响。

5·These included leukocyte rolling number, adhesion number, mean velocity of blood flow and venular shear rate.

观察指标包括白细胞滚动数、粘附数、平均血流速度和壁切率。

6·If a gyro is used to measure the rate of rotation around the aircraft roll axis, it will measure a non-zero value as long as the aircraft is rolling, but measure zero if the roll stops.

使用陀螺仪测量飞机机体轴向的旋转角速率时，如果飞机在旋转，测得的值为非零值，飞机不旋转时，测量的值为零。

7·And also a rolling optimum controller, which keeps the mandrel feed in rate as requirement, is designed and relative formulas are given.

介绍了一种环轧过程最优控制器的设计方法，该控制器可以使压力辊按要求的进给速率运动。

8·Influences of different radial and axial feeding speed on the radial and axial rolling force, growth rate of diameter and temperature have been systematically analyzed and proved by trials.

同时对不同的径向和轴向进给速度对径轴双向复合轧制过程中轧制力，直径增长速率及温度分布的影响进行了系统分析，并进行了相应的实验验证。

9·Various alclad, heating time, rolling pass, reduction is used in the test, and compared surface quality with rate of finished product after rolling.

本试验采用不同包铝方式，不同加热时间，不同轧制道次和道次压下量的安排进行研究。

10·Results The total compliance rate of dust is 86.35%, among them the average dust concentration in rolling plants is the lowest and in iron-smelting plants the highest.

结果武钢粉尘总合格率为86.35%，其中轧钢系统的平均粉尘浓度合格率最高，炼铁最低；