rheochord的翻译，读音
英/'ri:әkɔ:d/
释义：
n. [电]滑线变阻器
n. A metallic wire used for regulating the resistance of a
circuit, or varying the strength of an electric current, by inserting a
greater or less length of it in the circuit.
n. A metallic wire used for regulating the resistance of a
circuit, or varying the strength of an electric current, by inserting a
greater or less length of it in the circuit.