ultra shallow draught vessel
... 轴承极限能力 ultimate bearing capacity 超浅吃水船 ultra shallow draught vessel (usdv) 超音波[探伤]试验 ultrasonic testing (ut) ...
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... 咖啡壶 urn 超浅吃水船 USDV (= ultra shallow draught vessel) 烟道通风筒 uptake ventilator ...
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