The principle, step and testing method of dynamic balance are introduced.
介绍了动平衡的原理、步骤及试验方法。
The principle is presented to test optoeletric track system with dynamic target.
本文主要介绍了新型动态靶标研制的必要性、动态靶标检测的原理；
Objective: To discuss the application of dynamic principle used in nursing management.
前言：目的：探讨动力原则在护理管理中的应用。
Objective: To discuss the application of dynamic principle used in nursing management.
前言：目的：探讨动力原则在护理管理中的应用。
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