... cartridge valve block插装阀块体 choke block节流板 directional control block多路阀,方向控制阀组 ...
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Creating choke points in this way does not block all movement, of course.
建立必经之路以这种方法做并非街区全部运动， 当然。
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But he also has said that the United States would be able to take steps if Tehran were to attempt to block the Strait of Hormuz, the outlet of the Persian Gulf and a choke point for much of the world's oil.
CNN: Fallon resigns as chief of U.S. forces in Middle East
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