英德
有道
百度
谷歌
图片
维基
百科
垫层 [diàn céng]
cushion coat
- 大坝垫层料采用以天然砂砾料为主、掺入小石和粗砂以调整级配的方式生产。
The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand. - 线包采用丝包铜扁线技术工艺，用H级绝缘材料垫层，散热快、效率高、寿命长。
Bare copper flat wire technology is adopted for wire package,with H class insulant as bedding to realize functions like ： quick heat dissipation,high efficiency and long working life. - 高炉炉底垫层、炉底和炉缸环行碳块与炉壳间的间隙，炉底水冷管以上到炉底钢板。
Carbon ramming material is used on the spacer,the bottom of blast furnace and some other parts of the blast furnace.
 |
 |
 |
 |
 |
 |
 |
中国词汇量第二的英语词典
更多精彩，登录后发现......
