平面应变断裂韧性 meaning in English

plane of strain fracture toughness
plane strain fracture toughness

The accepted designation for the plane-strain fracture toughness under these environments is this .
在这些环境下平面应变断裂韧性所采用的符号是这个。
Standard practice for plane - strain fracture toughness testing of aluminum alloys
铝合金的平面应变断裂韧性试验的标准实施规程
Standard test methods for plane - strain fracture toughness and strain energy release rate of plastic materials
塑料材料平面应变断裂韧性和应变能量释放率的标准试验方法