| 摘要 |
FIELD: construction. ^ SUBSTANCE: cement wood contains the following components, wt %: cement 30-35; hogged chips 63.06-67.68; gypsum 0.5-1; carboxymethylcellulose 0.02-0.04, superplasticiser S-3 0.9-1.3; at water-cement ratio of 0.7-0.9. ^ EFFECT: reduced consumption of cement with preservation of strength. ^ 1 tbl |
