An all stainless steel valve offers better corrison resistance than cast iron lined valves. The total cost of ownership becomes more attractive than the initial savings.
与铸铁系列阀门相比，全不锈钢阀门具有更高的耐腐蚀性。用户的全过程成本的降低变得比初始购置成本的节省更加有吸引力。
After initial pressure differential reading is taken, refer to flow rate charts to obtain flow rate based on pressure differential and valve setting.
在获得初始压差读数后，参阅根据压差和阀门设置而得的流量表。
In the late stage of syphilis, sometimes 20-30 years after the initial infection, damages are often seen in the blood vessels including the AORTA and the AORTIC VALVE.
在梅毒晚期（有时发生在最初感染后20-30年），常出现累及血管（包括主动脉和主动脉瓣）的病损。
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