Energy efficiency design for water&drainage system:Water supply mode of high-riser and energy…
给排水节能设计专篇：超高层供水方式及节能性说明分析。
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Shares in ARM were up 3.1 percent at 399.7pence by 0817 GMT, the top riser in the FTSE 100 index (.FTSE), and setting aeight-year high for the second consecutive day.
Induced by the high-speed feed jet flow, the solid particles above the feed nozzle tended to flow down, and a reverse flow zone was formed along the riser wall.