线槽
Sealing characteristics of rubber core in the through-tubing blowout preventer Wire Line Explosive Recondition Technology of Downhole Breakdown Casing through Tubing
过油管防喷器胶芯的密封特性过油管电缆传输爆炸打通道工艺技术
QY polyimide enameled wire, slot insulation, slot wedges, insulation casing, primer wire and impregnating varnish must be used, such as H-class insulation material.
QY聚酰亚胺漆包线,槽绝缘、槽楔、绝缘套管、引接线及浸渍漆等均需采用H级绝缘的材料。
This wire has a plastic casing.
这种电线外包塑料.
This wire has a rubber casing.
这根电线外包有一层橡胶。
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