这是煤油炉炉芯的手轮调节处.It is the handwheel adjustment of the kerosene stove wick.如果不订购地轴承架,则最小长度尺寸为阀门中心至手轮的长度.Minimum dimension from centerline of valve to handwheel when ordered without floorstand.要做到紧密关闭,最经济的机械装置就是冲击式手轮.The mos...

“手轮”的拼音为：shǒu lún...

“手轮”的英语可以翻译为：[机] hand wheel，pilot wheel，handwheel ...