The lower end of the connection head shall be tightly sealed flange in transformer insulation sheath.
接线头的下端应当紧密地贴在变压器绝缘护套的密封法兰上。
2
Increasedcondensation by short distance driving below 20 km or a defect in the watercircuit (cylinder head gasket or flange connections) with entry of coolingwater.
由于低于20公里的短途行驶或者因为冷却系统（汽缸垫或法兰连接）的缺陷让冷却水进入，导致冷凝水增加。
3
It is composed of casing flange, casing cross joint, wellhead valves, tubing hanger, tubing head cross joint and accessories.