hydrocracking unit的用法和樣例：
例句
- The recent development of foreign distillate hydrocracking processes and catalysts in recent years is summarized.
總結了近年來(lái)國外餾分油加氫裂化工藝和催化劑的最新進(jìn)展。 - It has a high isomerizing-visbreaking activity for either lube oil feedstock or hydrocracking tail oil.
介紹了通過(guò)非臨氫降凝把加氫裂化尾油加工成潤滑油基礎油的新工藝。
