Land the BOP onto the well head.

座防喷器到井口头。

The injection wells, pipe network and injection plant in the injection system should be reformed and adjusted and made differential pressure at well head reduce.

建议对注水系统的注水井、管网、注水站均进行改造，综合调整，降低井口压差。

Engineers had spent days pumping heavy drilling fluid into the leaking well head on the ocean floor in a high-pressure bid to smother the gushing crude and ultimately seal the well with cement.

工程师们数日来一直向海底的泄漏油井泵入大量的钻探泥浆，希望用高压堵住喷涌的原油，最后用水泥封死油井。

From the Yuan Dynasty blue and white decorative silk pattern of extensive use of some of the Yuan Dynasty, the vertical moire pattern is composed of well head and Cape evolved.

元代青花的装饰借鉴了一些元代丝织品图案，大量使用的垂云纹和如意云头纹便是由披肩演变而成。