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Do not let your life always lingering in the past or the future Thinking back passage .
不要让你的生命总在留恋过去或是遥想未来中流逝。
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Design and manufacture the back passage of the system , which make Single Chip Microcomputer send out faint controlling signal to control the on / off of piezoelectricity valve through Solid State Relay .
对系统的后向通道进行设计与制作。使单片机输出的微弱的控制信号能够通过固态继电器控制压电阀的开启,以最终控制进入调节阀气室的进气正三日~与邑。
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It used the unstructured tetrahedron unit to produce the computation grid on the geometric model of the dust extraction fan blade cascade and back flow passage flow field , and increased density in the area of blade channel and gaps which flow changed fiercely .
在建立的除尘风机叶栅及后流道流场几何模型上,采用非结构四面体单元分块生成了计算网格,在流动变化剧烈的叶片通道和间隙区域内适当加密网格。
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And I ran back along the passage .
于是我就顺着走廊往回跑。
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Flushed with their victory , they started to run back up the passage ,
他们因为得手而兴奋得满脸通红,开始顺着通道往回跑
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She went back down the passage and out on to the front verandah .
她走回走廊里,然后又坐到前面的阳台上。
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Back up the passage he could see a crossway he had already passed , a gaping mouth in the wall .
退回这过道,他能看到他此前走过的那个岔路,象是墙上一个张开的大嘴。