Physics · Hydraulics and Materials
नहरों के ईंट अस्तर (brick lining) में, मुख्य रूप से कौन सी परत नहर को जल-रोधी (water-tight) बनाती है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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सीमेंट मोर्टार की सैंडविच परत
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