He will train "Taishan" when feeding, guiding him to make different positions in whistles as well as by gestures.

在喂养时他训练“泰山”，通过吹口哨和坐姿势指导它做不同动作。

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However, during checking of the total axial run-out. deviation, the positions of the dial indicator are along a guiding (straight) line perpendicular to the datum axis A (see 18.7.8.3).

然而，在检查全轴向跳动时，百分表的位置是沿着垂直于基准轴线A的（直）引导线（见18.7.8.3）。

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The utility model introduces a mechanism for guiding a valve piston returning to central positions, belonging to the technical field of a servomotor with follow-up action.

本实用新型介绍一种引导阀活塞复中机构，属于具有随动作用的伺服马达技术领域。

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