图1说明了中型城市中常有的支持和管理部门。
Figure 1 illustrates some of the common departments that provide support and management for any reasonably sized city.
并进一步根据所推出的公式，绘制成含氨混合气的有效能图。应用该图对中型氨厂流程进行分析，能很快地找到降低系统能耗的关键所在。
Thus by means of this chart for analyzing the process of medium-sized ammonia plants, the key to lower the system energy loss can be found.
文摘：详细叙述了大中型客车防抱死制动系统各部分的组成、安装、功能和参数，并给出了防抱死制动系统的电路原理图。
Abstract: This paper expounds in detail the structure, installation, function and parameter of ABS on large and middle-sized passenger car, the principle drawing of ABS circuit is also given.
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