Meanwhile, the cement additive experiment has been carried out, and silica fume, flying-ash, water glass were selected based on these opinions. Later some experimental data was offered.
并以此为理论指导，试验并优选出硅粉、粉煤灰、水玻璃等外掺剂，同时提供了部分试验数据。
Meanwhile, the cement additive experiment has been carried out, and silica fume, flying-ash, water glass were selected based on these opinions. Later some experimental data was offered.
并以此为理论指导，试验并优选出硅粉、粉煤灰、水玻璃等外掺剂，同时提供了部分试验数据。
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