单支红色发光二极管表示电源已接通。
本文通过分析采暖系统中的空气的来源，提出空气在系统中的危害，针对单户计量系统中水平管坡度较小，提出水平支管中水流速应保持较大。
This paper analyzes air source in heating system, states that gas is harmful in the system, points out level pipe gradient being small in single measure system, and velocity of flow must keep great.
该流式细胞仪的废液排放装置包括废液排放管、第一支管、第二支管和压力波动隔离单元；
The waste liquid eductor of the flow cytometry comprises a waste liquid discharge pipe, a first branch pipe, a second branch pipe and a pressure fluctuation isolated unit;
该流式细胞仪的废液排放装置包括废液排放管、第一支管、第二支管和压力波动隔离单元；
The waste liquid eductor of the flow cytometry comprises a waste liquid discharge pipe, a first branch pipe, a second branch pipe and a pressure fluctuation isolated unit;
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