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photoelectric | examination
 examination
hydroel.st. 检验
interntl.trade. 验后放行; 审查; 验证
met. 观察; 分析
qual.cont. 检试
space 测验; 检査
textile 试验
| of
 of
gen.
| dust sampler
 dust sampler
tech. 灰尘取样器
- only individual words found