英
['bɪdɪr'ekʃn]
美
['bɪdɪr'ekʃn]
bi-direction的用法和样例:
例句
- Gate valves serve as efficient stop valves with flow in either direction.
闸阀可作为流体双向有效的关闭阀。
- At present, asymmetrical AC and pulse with two polarities mode power supply is an important developing direction of the technology.
目前,采用不对称的交流或双向不对称脉冲工作模式的电源是微弧氧化技术的重要发展方向。
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