释义 |
ground·mass 英ˈgraʊndˌmæs美ˈgraʊndˌmæsAHDgroundʹmăs' BNC⁷⁹⁰⁷⁶⁺¹¹ 基本英英例句 n.合金的基体¹⁰⁰
Noun: geology the matrix of fine-grained crystalline material in which larger crystals are embedded Starting from the properties of high Cr cast iron crystals, discussion has been made about the effect of metal mold casting on strength, toughness and wearability of the groundmass of balls. 从高铬铸铁结晶的特性出发,分析了金属型铸造对磨球基体的强度、韧性和耐磨性的影响。 cnki |