Long ago and after leaving the boundaries of the dream of the Great Central Sun, it was only air and ether or carbon dioxide that was Shared.
很久以前离开大中枢太阳的梦想边界后,只有空气和以太或二氧化碳可以分享。
Methods:Hydrogenated terphenyls in the air was collected with petroleum ether or chorcoal turb and then determined by spectrophotometer.
目的:建立作业场所空气中氢化三联苯的采样和测定方法。
Thermodynamically, dimethyl ether processed with air and steam generates hydrogen-rich fuel-cell feeds; however, the hydrogen concentration is less than that for pure DME steam reforming.
从热力学角度分析,二甲醚与空气和水蒸汽作用从而产生富氢燃料电池的底物,但是,氢浓度小于用纯二甲醚蒸汽作为原料重新反应所得到的。
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