【摘 要】
：
本文通过对中线衬胶蝶阀优缺点的简短分析，从蝶阀的流量与流阻系数、对腐蚀介质的适应性和控制水平三个方面讨论了小口径中线衬胶蝶阀进一步开发的必要性及开发的基本构想。从
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本文通过对中线衬胶蝶阀优缺点的简短分析，从蝶阀的流量与流阻系数、对腐蚀介质的适应性和控制水平三个方面讨论了小口径中线衬胶蝶阀进一步开发的必要性及开发的基本构想。从经济效益考虑，这种进一步开发工作也是具有实际意义的。
Based on a brief analysis of the advantages and disadvantages of the middle rubber liner butterfly valve, this paper discusses the necessity of further development of the small diameter rubber liner middle liner butterfly valve from three aspects: the flow and flow resistance of the butterfly valve, the adaptability to the corrosive medium and the control level Basic idea In terms of economic efficiency, this further development work is also of practical significance.
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