试验质量检验
experimental quality check
质量鉴定试验程序
qualification test procedure program
质量鉴定试验规范
qualification test specification
热质量试验
thermogravimetric experiment
洛氏硬度试验顿钻
Rockwell hardness machine
落锤冲击试验
falling weight test
dart drop impact test
falling weight impact test
drop forging
落锤法撕破强力试验
tearing strength by falling pendulum apparatus
落锤式动态弯沉仪试验
falling weight deflectionmeters field test