求翻译：印度有两家公司应用巴西开发的磷石膏还原回收硫技术建成磷石膏制硫磺的中试装置，该技术使用的还原剂为焦炉气。是什么意思？

There are two companies in India phosphogypsum application developed in Brazil to restore the recovery of sulfur technology pilot plant built phosphogypsum sulfur reducing agent of the technology used for the coke oven gas.

There are two companies India Brazil to develop applications of phosphorus recycling gypsum restore phosphorus sulfur technology built in alabaster of sulfur unit, try the use of the technology to the reductant coke oven gas.

India has two companies to apply the phosphorus gypsum return to original state recycling sulfur technology which Brazil develops to complete the phosphorus gypsum system sulfur the experimental installment, this technical use reducing agent is the coke oven gas.

India has two companies in Brazil development of phosphogypsum restore recycling sulfur technology of phosphogypsum sulfur pilot plant built, that uses a reducing agent for Coke oven gas.

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