relay contact

基本解释

Each row is also coupled to each column through the relay contact leakage resistance and capacitance.
每行还通过继电器触点的漏泄电阻和电容耦合到每一列。
Use relays, contactor, button, air switch and travel switch etc low-voltage constitute control circuit called relay contact control circuit.
使用继电器、接触器、按钮、空气开关、行程开关等低压电器构成的控制电路称为继电接触控制电路。
The check is in the series of coil and four-way reversing valve control relay contact resistance increases, the bad, the contacts the voltage reduced.
经查是与四通阀线圈串联的控制继电器触点接触不良，电阻增大，致使电压降低。

Unlike a smartphone, a watch is always in direct contact with the skin, which means it can relay a unique set of data on body functions.
FORBES: On Second Thought, Maybe That Apple iWatch Will Be A Timely Product After All