黄h视频在线观看视频,要爽死国产一区在线播放,www.欧美在线,奇米影视一区二区三区 ,成人国产精品一区二区八戒网,精品亚洲AV毛片高清,精品先锋中文字幕,欧美日韩精品激情在线看 ,内射极品美女少妇久久精品免费一级一片一毛片-女明星的

Contact Us

Tiny Cooling Fan fan "eccentric"

Date: 2015-1-6   Click: 1520 Times

"Tiny Cooling Fan" blades "eccentric": high-quality fan blades in its center of gravity on the axis, when the operation is very smooth, low noise, and low-quality fans, there will be some deviation, the center of gravity blades did not result in "eccentric" in the axis, so that "Tiny Cooling Fan" after turning up to the equivalent of a single oscillator (oscillator is on the motor shaft plus an eccentric), with the use of time longer, fan bearing gradually wear, or fan heat sink not securely installed, loose, etc., will cause increased noise vibration increases. Also may be because "Tiny Cooling Fan" of poor quality, poor lubrication, just start turn very astringent, and so turn to live, which was softened lubricants, small voice.

Back to: Industry news

+86-0769-83660708

Home Product News Contact