1、

The paper gets a conclusion that the patterns of breaking rock are not only concerned with the pressure of three-cone bit but also relating to the rotating speed of the bit.

得出了钻机的破岩形态不仅与轴压有关,而且还与钻机的转速有关的结论。

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2、

This paper introduced the application of new Hall sensor in the voltage and current regulation of the speed-regulation system of rotary three-cone bit drill and analyzed the mode of operation, the structural characteristic and the use result of the component element.

文章介绍了在牙轮钻机调速系统的电压、电流调节中,采用了新型霍尔元件,并具体分析了其工作方式、构成特性以及使用效果。

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3、

A photo-cell is used to measure the top cone's angular speed,ω, as a function of time.

它使用光电元件,非接触地测量锥板转子角速度的时间函数。

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4、

This is a rotational speed detection system in the new cone-plate viscosimeter based on photoelectric sensor.

设计了一种基于光电传感器,并用于新型锥板式血液粘度仪中的齿盘转速测量系统。

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5、

Spraying nose cone of high speed trains results in easy cleaning.

铁路运输喷在高速列车的头部,可以使清洗工作变得轻而易举。

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6、

finally, the impact of such factors as pre-swirling speed at the seal inlet, variation in clearances and cone-shaped axial clearance of seals etc. on seal stability was also calculated and analyzed in detail, thus providing a theoretical basis for decreasing steam flow excitations in seals.

最后,深入计算分析了密封入口预旋速度、间隙变化、密封锥形轴向间隙等因素对密封稳定性的影响,为减小密封汽流激振提供理论依据。

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7、

It is pointed out that like the barrel type piercer process, the control of the cone type piercer roll speed is also very important.

指出了锥形辊穿孔机也要和桶形辊穿孔机一样,要重视对穿孔机轧辊转速的控制。

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8、

attitude measurement errors of the double cone scanning infrared earth sensor caused by brushless dc motor speed asymmetry was researched.

针对双圆锥扫描式红外地平仪因无刷直流扫描电机转速不均匀造成的姿态角测量误差进行了研究。

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9、

Taking the radial wear allowance of the bearing pair as the monitoring parameter of the bearing working status, and taking the rapid change of the bit speed and the working torque as the alarm signal, the trial of alarm technology for cone dropping is introduced.

文章介绍一种以轴承副的径向磨损量作为轴承工作状态监测参数、以钻头机械钻速和工作扭矩的急剧变化作为预警信号的牙轮脱落预警技术的试验研究成果。

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10、

The flow and mixing characteristics of mono-sized particles in the double cone blender are analyzed. And the effect of rotational speed of blender and loading mode on mixing is investigated.

分析了双锥型混合器内均一粒径颗粒的流动和混合特性,模拟了混合器旋转速度和装料方式对混合特性的影响;并研究了填充率对非等粒径二元颗粒体系混合效果的影响。

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11、

With a 4 + rating from more than 200 users, Hurricane HD provides an extensive forecast cone, which includes both location information and corresponding wind speed.

超过200个用户评予4 +级别,飓风高清版提供了加强的概率预报图,包括位置信息和相应的风速。

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