Problems when using pce powder
In terms of action mechanism, the molecular structure of polycarboxylate superplasticizer is comb type, and the polar anion…
In terms of action mechanism, the molecular structure of polycarboxylate superplasticizer is comb type, and the polar anion…
Description ofConcrete strength and shrinkage reducer1. After the carbonate cement is added to the c...…
AlN is mainly used in the microelectronics industry as an electrically insulating but thermally conductive barrier in silicon-based electronic devices.…