| 字词 | 封闭式 |
| 释义 | •¶封闭式、 多层次、单渠道的批发体系 closed, multi-tiered, single-channel commodity wholesale system 封闭式保险器enclosed fuse封闭式爆炸contained explosion封闭式背齿轮encased back gear封闭式淬火炉sealed quench furnace封闭式大型马车rockaway封闭式低压开关enclosed switch封闭式抵押债券closed mortgate封闭式电机enclosed electric machine封闭式电离室 〖物〗closed ionization chamber封闭式电子管sealed tube封闭式阀动装置closed valve gear封闭式风冷电机enclosed ventilated machine封闭式港池closed basin封闭式公司closed corporation封闭式供料滚筒干燥机dip-feed drum drier封闭式呼吸气体系统 〖工〗closed respiratory gas system封闭式弧光灯 〖电〗enclosed arc lamp封闭式滑环运动closed link motion封闭式混炼器 〖机〗Banbury mixer封闭式机房closed shop封闭式继电器enclosed relay封闭式加热器 〖化〗closed heater封闭式浇注系统positive-pressure gating system封闭式金属桶drum ladle封闭式进刀齿轮enclosed feed gear封闭式经济closed economy封闭式晶体管sealed transistor封闭式铠装closed armouring封闭式连拱arcature封闭式卵eleidoic egg封闭式膜片closed diaphragm封闭式配电盘enclosed switch board封闭式熔丝保险器protected cutout封闭式筛closed-type screen封闭式试验 〖免疫〗blocking test封闭式输送管道enclosed conveyer conduit封闭式箱体enclosed housing封闭式蓄电池enclosed accumulator封闭式压力机enclosed press封闭式扬声器箱closed enclosure封闭式一次润滑轴承sealed-for-life bearing封闭式闸刀开关enclosed knife switch封闭式遮蔽甲板船closed shelter-decker |
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