三通

三通 [sān tōng]

1. ■ {机} triplet; tee; tee joint; {工} wye; Y; yoke

2. ■ （指通邮、通商、通航） “three exchanges”: exchanges of mails, trade, air and shipping services; the opening of postal, aviation and navigational services and commercial interflow

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常用词组

1. ■ 三通分线管 Y-junction;

2. ■ 三通管 three-way pipe; single sweep tee; T-branch (pipe); three-limb tube;

3. ■ 三通换向旋塞 three-way reversing cock;

4. ■ 三通接头 three-way connection; T-connection; duplex fitting; tee fitting;

5. ■ 三通接线夹 three-way connector;

6. ■ 三通天线转发开关 triplexer;

7. ■ 三通筒 triple cylinder;

8. ■ 三通旋塞 three-way cock