This paper introduces a new and high effect Shell-Tube heat exchanger and its an application to chemical fertilizer plants.
本文介绍了一种新型管壳式换热器及其在化肥厂合成氨变换式段作为气一气换热设备的使用情况。
The colorful effect is due to the diatom's silica cell wall, which encases the organism like a glassy shell.
它的五颜六色效果是由于硅藻的像玻璃外壳包围着机体的二氧化硅细胞壁。
I find that a slightly transparent shell gives a better effect, so by default this value is 225 (out of 255 which is a solid [opaque] shell).
一定透明度的shell将提供更佳的效果，所以默认该值是225(255则为一个完全[不透明]的shell)。
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