Epoxy resin chemical injection is the unique one among wet encased steel strengthening grout methods mentioned in the specifications.
规范中提到的湿式外包钢加固灌浆方法中，只有环氧树脂化学灌浆方法一种。
The utility model relates to a pneumatic injection pump, comprising a cover board, a vessel, an air inlet, compressed air, mortar and a grout outlet.
气压式注浆泵主要由盖板、容器、进气口、压缩空气、砂浆和出浆口组成。
The utility model relates to a pneumatic injection pump, comprising a cover board, a vessel, an air inlet, compressed air, mortar and a grout outlet.
气压式注浆泵主要由盖板、容器、进气口、压缩空气、砂浆和出浆口组成。
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