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The bedding mortar made through the grouting method has the advantages of high strength and excellent elasticity.
本发明 形成的垫层砂浆具有强度高,弹性好的优点。
youdao
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The bedding mortar made through the grouting method has the advantages of high strength and excellent elasticity.
本发明 形成的垫层砂浆具有强度高,弹性好的优点。
youdao