head flange insulation 顶盖法兰保温层
Head flange-channel 头部管箱法兰
Head flange length 封头翻边长度
tubing-head adapter flange [油气] 油管头法兰
float head flange 浮头法兰
Cylinder head flange 缸头法兰
landing head flange top 与导管焊接的坐在圆井底的套管头
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。
It is composed of casing flange, casing cross joint, wellhead valves, tubing hanger, tubing head cross joint and accessories.
这种井口装置由套管法兰、套管大四通、井口阀、油管挂、油管挂体及相关附件组成。
The simple well head assembly newly developed is comprised of protection flange, pup joint, clip, gate valve, tee joint and anti-vibration pressure meter.
研制的简易酸化井口装置由保护法兰、过渡短节、卡箍、闸阀、三通和抗振压力表等组成。
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