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。

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This paper mainly expounds how to improve scientific management in colleges and universities so as to promote the cross joint.

本文主要阐明在高等院校中，如何改进科研管理，以促进横向联合。

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Last week, the regional Director for Africa brought together representatives from all other WHO regions to map out a joint strategy for eradication as a top, cross-regional priority for WHO.

上周，非洲区域主任召集了来自世卫组织所有其它区域的代表，以便制定联合战略，使根除工作成为世卫组织跨区域的首要重点之一。

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The popularity of offshoring and cross-border joint-ventures requires more executives to go on short-to-medium-term assignments abroad a flow that goes in all sorts of directions.

ECONOMIST: Today's global businesses have created a new kind of expat

There, eight years ago, Berezovsky founded Logovaz, taking the giant automaker as partner and reinforcing the relationship with cross-shareholding and numerous joint ventures.

FORBES: Godfather of the Kremlin?

But when George W. Bush put Iran, Iraq and North Korea in the cross-hairs before a joint session of Congress to a standing ovation and endorsements from opposition leaders like Sen.

CENTERFORSECURITYPOLICY: Dangerous mixed signals on the 'Axis of Evil'