This alchemy has been practiced in university and commercial laboratories for more than 15 years, and more recently has been employed at acid-mine sites and military bases.

这种奇妙的转化方法在大学和商业化实验室中已经实验了十五年以上，直到最近才被实践于制酸厂区和军事基地。

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Bile acid reflux testing equipment currently has very limited commercial availability.

胆汁酸反流检测设备现在仍是有限的商业化。

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FGD (Fume Gas Desulfuration) is only cosmically commercial desulfuration type in the world. It is dominating technology measure to control acid rain and sulfur dioxide pollution.

烟气脱硫是目前世界上唯一大规模商业化应用的脱硫方式，是火力发电厂控制酸雨和二氧化硫污染的主要技术手段。

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Rory Collins, co-director of Oxford University's clinical-trials service unit (which demonstrated the efficacy of aspirin against heart disease) has managed to piggy-back on a commercial trial in order to test the notion that folic acid, a food-supplement commonly given to pregnant women, may also prevent heart attacks.

ECONOMIST: Trial and error