FattCOCA¹⁴⁷⁶⁷⁴BNC²³⁶²¹³⁺¹ 基本例句 n.法特¹⁰⁰ The crack propagation rate of pipes is mainly dependent on FATT of Steels of pipesfracture appearance transition temperature. and FATT can be measured by drop weighted tear tests. 管道裂纹的扩展速度主要取决于管道钢的转变温度 FATT。 FATT可由落锤撕裂试验测定。 cnki