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- Keywords drilling;Kelly;Kelly cock valve;drilling tool;rustiness;blowout prevention; 钻井;方钻杆;方钻杆旋塞阀;钻具;腐蚀;防喷;
- kelly cock valve 方钻杆旋塞阀
- By cock and pie it is not worth a penny. 说句天地良心话，那根本一文不值。
- He strutted about the street like a gaudy fighting cock. 他在街上大摇大摆地走，像一只绚丽好斗的公鸡。
- Sinner down, Kelly, no point of argue with him. 冷静些凯利，没有必要同他争论。
- The crowing of the cock is a harbinger of dawn. 鸡啼报晓。
- This morning I got up at cock crow. 今天早上我黎明时分就起床了。
- Turn the cock to increase the flow of water. 请开大龙头以增加水流量。
- The cock's head perked when it was challenged. 受到挑战时公鸡昂首挺立。
- Every cock crow loud on his own dunghill. 自家粪堆上，公鸡叫得响。
- Have you turned off the water valve? 你关掉水阀了吗？
- Every cock crows on its own dunghill. 每只公鸡都会在自家的粪丘上啼叫。
- Rotary drilling equipment; Upper and lower Kelly cocks 旋转钻井设备。方钻杆上旋阀和下旋阀
- He is like a cock who though the sun has risen to hear him crow. 他像一只以为太阳出来是为了听他啼声的雄鸡。
- We need an eye bolt to fit this valve. 我们需要一个有眼螺栓来固定这个阀门。
- Kelly cock 旋塞阀
- I'll need your complete address with the zip code, Mr. Kelly. 希望你告诉我地址全称及邮码，凯利先生。
- The cock has brighter coloured feathers than the hen. 雄鸟的羽毛比雌鸟的艳丽。
- He soon detected the faulty valve. 他很快查到了出毛病的阀门。
- As soon as the red cock squared the gray one, it squared off. 那红公鸡一看见灰公鸡，就拉开斗架的姿势。
