regulating device短语¹⁴⁴⁹⁷²⁺² 基本例句 第装置 A glass level regulating device of the float type has been developed, using home- made meters and control elements. Main components of the regulating system have been described. 利用国产测量控制仪表研制成一种浮子式玻璃液位调节器。介绍了该调节器的主要部件。 cnki