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mechanical ageing
 mechanical ageing
space 力学 老化
| test
 test
gen.
archit. 试 验; 测验; 检査; 准则; 试验品; 试验方法
auto. 检 验

to phrases
mechanical ageing
space 力学[机械]老化
mechanical ageing test
: 1 phrase in 1 subject
Electric machinery1