This refers to the size of the vertical channeliron member of the yoke.
这提及大小那垂直的通道烫轭的成员。
2
Chassis: made of channeliron, used to support power and to steady the ground and join contact point of all parts.
底盘:由铁管做成,用于提供能量并固定地面与所有连接点。
3
These vacuum pumps come standard with many important features that others offer as options - quality inlet filter, premium exhaust silencers, suction hose and industrial strength channeliron frame.