论文部分内容阅读
On May 19th,PetroChina Tarim OilfieldCompany’s 450 000 t/a synthetic ammoniaunit and 800 000 t/a urea unit,both China’s biggest upon singlecapacity,were announced to start operationin Tarim of Xinjiang region.
On May 19th, PetroChina Tarim Oilfield Company’s 450 000 t / a synthetic ammonia unit and 800 000 t / a urea unit, both China’s biggest upon singlecapacity, were announced to start operation in Tarim of Xinjiang region.