| 摘要 |
FIELD: construction. ^ SUBSTANCE: raw mix contains scoria and liparite, leucoxene and lime at the following ratio of components, wt %: scoria - 50.0-70.0; liparite - 10.0-30.0; leucoxene - 8.0-12.0; lime - 8.0-12.0. ^ EFFECT: improved strength of items. ^ 1 tbl |
