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质量保证系统 | |
avia. | quality insurance chain |
econ. | quality insurance system |
el. | quality system |
规格说明 | |
fin. | specifications |
interntl.trade. | description |
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quality insurance chain | |||
quality insurance system | |||
quality system | |||
quality assurance system |
质量保证系统 : 14 phrases in 5 subjects |
Aviation | 7 |
Business | 3 |
Electronics | 2 |
Metallurgy | 1 |
Quality control and standards | 1 |