井架

bald-headed structure

秃顶构造

bald-headed derrick 无天车工作平台的井架 | bald-headed structure 秃顶构造 | baldite 辉沸煌岩

derrick barge

起重船

井架落物 derrick apples | 起重船 derrick barge | 井架底座 derrick base

cantilever gin pole

悬臂把杆;动臂把杆

cantilever derrick 悬臂式起重机;折叠式井架 | cantilever gin pole 悬臂把杆;动臂把杆 | cantilever mast 悬臂式桅杆;折叠式轻便井架

Derrickman

架工

derricklowering放倒井架 | derrickman架工 | derrickmonkey井架工

pecked line

点线

peck 双加仑桶 | pecked line 点线 | pecker neck 井架安装工;安装井架扳手

derrick floor

钻台

derrick floor sill 钻台横梁 | derrick floor 钻台 | derrick footing 井架基础;井架基墩

derrick floor sill

钻台横梁

举升井架 derrick extending | 钻台横梁 derrick floor sill | 井架基础;井架基墩 derrick footing

monkey board nominal height

二层台工程高度

井架底尺寸 derrick base size | 二层台工程高度 monkey board nominal height | 井架大门高度 v-door height

double pole mast

双杆轻便井架

double pole double throw 双刀双掷 | double pole mast 双杆轻便井架 | double pole single throw 双刀单掷

direct-thrust A-frame

轴向载荷A形井架

direct-shadow photography 阴影法摄影 | direct-thrust A-frame 轴向载荷A形井架 | directed drilling 定向钻井

uniovular twin：真孪生

uncompetitative inhibition 非竞争性抑制 | uniovular twin 真孪生 | unit membrane 单位膜

play off one against the other：挑拨离间, 从中得利

play off (难分胜负的)延长赛 使出丑 嘲弄 以...冒充 假装有病 | play off one against the other 挑拨离间, 从中得利 | play off one against another 挑拨离间, 从中得利