depth regulating ring 网深调节环
exhaust regulating ring 排气调节环
oil regulating ring 滑油调节环
regulating ring operating ring 控制环
exhaust outlet casing regulating ring 排气调节环
ring auto regulating transformer 环形自动调压变压器
eed regulating valve ring 调速阀弹簧
ring auto regulating tra former 环形自动调压变压器
Sensorless DC motor close-loop control module include reversing control, current loop regulating, the positive and negative rotational speed controls with speed ring etc.
无传感器闭环控制模块包括换向调节、电流环调节和速度环调节、正反转速控制等功能。
Disclosed is a pressure dredging device without a rod, mainly comprising a draft tube, a connecting tube, a handle, a compressing ring and a regulating pawl.
一种无杆压力疏通器，主要包括有引管、连管、手柄、压缩圈以及调节爪。
A core regulating pad ring is padded on the lower ring of the thrust bearing, which can make the hook swing in any directions corresponding to the connecting cylinder.
在推力轴承下圈垫上调心垫圈，可使吊钩相对连接筒在任意方向上摆动。
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