The elasticity seals completely a valve portal, the hermetic sealing ring can inset on the valve body or attach peripheral at the Die board.

弹性密封阀门，密封圈可以镶嵌在阀体上或附在蝶板周边。

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Abdominal ultrasound examinations showed cirrhosis, portal hypertension, splenomegaly. Echocardiogram showed left ventricular myohypertrophia, mild mitral and tricuspid valve insufficiency.

腹部超声示肝硬化、门脉高压和巨脾，超声心动图示心肌肥大、二尖瓣和三尖瓣轻度关闭不全；

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The 10-foot UI hopes to help Valve's content distribution portal get comfortable in front of your couch, offering gamers access to their favorite PC titles from a gamepad-friendly interface.

ENGADGET: Steam Big Picture beta hands-on HD

Valve has released its long-awaited Portal 2 game for Mac, PC, PS3 and Xbox.

FORBES: Morning Tech Wrap: Apple, Portal 2, Amazon

In addition the chief executive of Valve - the creator of the influential science fiction games Half Life and Portal, as well as the Steam community and marketplace - was honoured with an Academy Fellowship, Bafta's highest accolade.

BBC: Dishonored wins Best Game Bafta at 2013 video game awards