- bidirectional flow
- 双向: two-way
- 径向怜: radial flow; radialflow
- 纵向怜: longitudinal flow
- 双向: two-way◇双向采煤 bidirectional cutting; 双向操作 bidirectional operation; 双向测向[角]计 double goniometer; 双向传感器 bilateral transducer; 双向传声器 bidirectional microphone; 双向传输 two-way transmission; 双向电动机 [电工] reversing motor; 双向电话 two-way telephone; 双向电流 bidirectional current; duo-directional-current; 双向电视 two-way television; 双向对流 bilateral flow; 双向二极管 bilateral diode; 双向飞碟射击 skeet shooting; 双向加速器 two-way accelerator; 双向交换 two-way alternate; 双向交通 two-way traffic; 双向开关 two-way switch; bidirectional switch; change-over switch; 双向拉伸机 biaxial orientation stretching machine; 双向犁 hillside plough; swivel plough; 双向排水 double drainage; 双向天线 [讯] bilateral antenna; janus; 双向通道 duplex channel; two-wire channel; two-way channel; 双向通信 two-way communication; 双向同步加速器 two-way synchrotron; 双向无线电通信系统 two-way radio system; 双向信道 two-way channel
- 轴向怜双滚筒开棉机: two cylinder opener with axial flow
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