Using a new method of controlling effective diaphragm area introduced in this paper, static and complex dynamic characteristic problems can be solved successfully.
用控制减压阀膜片有效面积的方法，成功地解决减压阀的动态性能和静态性能的设计问题。
In the present system of fire controlling and alarming, it is essential to take the exact measurement and effective control of the actual temperature and its ascending speed in the detecting area.
在当前的消防报警控制系统中，对被探测区域温度的准确测量和有效控制是消防工作质量的根本保证。
Controlling the price of urban commercial houses in central area and accelerating satellite city construction are effective ways to restrain the urban commercial house price.
控制城市中心区商品房价格与加速卫星城建设是平抑城市商品房价格的有效途径。
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