position-setting

The mechanism offset double crank slider not only has the characteristic of super quick-return ( k> 3), but also has variety time ratio. The time ratio of this mechanism is changed only the setting position is changed, when the sizes of all linker are determined.

偏置双曲柄滑块机构不仅具有k>3的超急回运动特性，而且具有可变急回运动特性，机构中各构件尺寸一定时，仅仅改变其相对安装位置，便可获得不同的行程速比系数。

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Master-slave Position Controller of Electron-hydraulic Servo Telerobot iris setting indicator

电液伺服遥操纵机器人主-从位置控制器

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It has been verified after testing 36 patients ( male 22 and female 14) that this method is practical and easy to use, especially for stopping paroxysmal supraventri-cular tachycardia and for setting position of catheter electrode when the P wave can not be distinguished.

经36例食管调搏验证，此方法简易实用，尤其适用于终止阵发性室上性心动过速、P波不易辨认时导管电极的定位。

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But It will be dangerous for the enterprises. The best choice of improving competition ability is setting up correct business concepts, grasping WTO rules, finding a exact market position, implementing BPR, making enterprises characteristic and products individual.

树立正确观念，掌握WTO规则，找准市场角色和定位，进行企业过程再造，使企业经营特色化，产品个性化，是企业增强竞争实力的最佳选择。

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Most middle school students in Tai Yuan city believe that martial arts setting-up exercise movements are designed reasonably, However, due to the difficulty of drill action does not reach the designated position, school importance limited, most students in practicing do not feel relax after exercise.

太原市中学的学生普遍认为武术健身操动作设计基本合理，难度适中。但由于演练动作不到位，学校重视度有限，大多数学生在练习武术健身操后还没有完全体会到身体有放松的感觉。

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