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氮气密封 | |
tech. | nitrogen-sealed |
装置 | |
gen. | installation |
hydroel.st. | setting; appliance |
met. | arranger; assembly; attachment |
rem.sens. | accommodation |
sport. | facility |
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nitrogen-sealed |
氮气密封 : 6 phrases in 3 subjects |
Electric machinery | 1 |
Electronics | 1 |
Technology | 4 |