这段管子及其支管都需要整形。
The full length of this pipe and its branch have to be shaped.
主管、支管和通气管均为软管。
The main pipe, the branch pipe, and the breathing pipe all are hoses.
保证T型排水管的支管面对墙并在水槽后方。
Make sure the branch of the T-connector faces the wall behind the sink.
单支红色发光二极管表示电源已接通。
在上面一支大口径管，会把呼出的气体收集到塑料袋中用来分析。
It holds a wide tube that will route my exhalations into plastic bags for analysis.
每点包括三支微小的发光二极管：红色，蓝色和绿色。
Each point consists of three tiny light-emitting diodes: red, blue and green.
每点包括三支微小的发光二极管：红色，蓝色和绿色。
Each point consists of three tiny light-emitting diodes: red, blue and green.
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