宏大的声音却出自轻量细小的箱体,最新的(Barrier Port)阻碍 管道扬声器设计使低频更低更受控,80度*55度指向性的扬声器能投射的更远,在这价格上无任何其他扬声器可以抗衡。
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Between the port and the ocean, a barrier island runs northwest-southeast (shown along the left edge of the image).
在港口和大海之间有一个西北-东南向的海岛作为屏障(图的左边边缘)。
The causes and treatment measures of concrete peeling of the approach embankment facing barrier board in Huanghua Port Phase I Project are introduced.
介绍黄骅港一期工程引堤护面栅栏板表皮混凝土脱落的原因和处理措施。
The four-metre high, one-kilometre long barrier will be built on a port approach road starting this month and should be completed by the end of this year, officials said.
官方表示,本月将在一条通往港口的路上修建这道高4米、长1千米的墙,预计于年末完工。
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