The invention relates to a leakproof structure and a leakproof method for a reinforced concrete pool or well in the civil engineering.
本发明涉及一种土木工程中的钢筋混凝土池井无渗漏结构和防渗漏方法。
Switching valve division has been using the double pump patented corrosion resistant ceramic leakproof structure to ensure that fluid does not leak slurry drops.
双泵开关阀体采用本司已获专利的耐腐蚀陶瓷防漏结构，确保色浆滴浆不漏。
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