加锰 meaning in Chinese

manganese addition

Under the tensile stress , the fracture mode of za27 alloyed with si or mn is a mix type fracture - the plastic fracture and the brittle fracture are coexistence . cracks are mainly stemmed from brittle phases of si and mn and develop along the grain boundary
适宜的加锰量为0 . 4 - 0 . 8 ；在拉伸应力作用下加入si或mn后的za27 ，合金的断裂均为混合型断裂，既有塑性断裂，也有脆性断裂。