高压法三聚氰胺装置熔融尿素升压泵运行过程发生多起断轴事故，使装置多次出现非计划停工。
The packing axle seal of the melt urea pump leaked seriously, leading to many harmful effects, so we revamped the form of axle seal.
摘要：应用随机法观察中成药升压胶囊治疗低血压症57例的疗效，并与30例补中益气丸组对照，疗程3周。
Abstract :A randomized controlled clinical trial was conducted for hypotension, 57 cases treated with Sheng Ya Capsule for 3 weeks and 30 cases with Bu Zhong Yi Qi Pill as control.
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