Electrical Ball Valve,Electric Valve,Electric Flange Ball Valve,Electric Flange Wcb Ball Valve ZHEJIANG KINKO FLUID EQUIPMENT CO.,LTD , https://www.kinkoflow.com How to not break out the bearing and not stop the bearing running. The detection of the lubrication state of the bearing is an increasingly prominent problem encountered during the inspection and inspection. The following describes the multimeter detection method, which can eliminate the error of subjective human factors and provide a reliable guarantee for the correct detection of bearing running state. The detection method is as follows: