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- dual surface single density 双面单密度
- Double density disc: A floppy disc which can store twice as much information as its single density counter part. 双倍密度磁碟:能贮存双倍数据的软磁碟。
- The storage density of a disk medium; storing four times the amount of information per disk as single density. 磁盘介质的存储密度,在这种密度下磁盘的信息存储量是单密度盘的四倍。
- An approximate equivalence method is used to simplify the recovery equation with mixture densities into single density. 采用近似等价的方法,将含有混合密度的恢复方程简化为单一密度求解。
- For surfacing single or multi-layer welding on the mechanic face been wore out, as gear, digger and mine mechanic etc. 用于单层或多层堆焊各种受磨损的机械表面,如齿轮、挖斗、矿山机等。
- SS/SD [Single-Sided Single Density] 单面/单密度[指磁片]
- single-side single density floppy diskette 面单密度软磁盘
- The road opened out into a dual carriageway. 这条路已扩展成了复式车行道。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- The surface of the liquid gradually crusted over. 液体表面渐渐地结了一层皮。
- Model on Single Density Solids Segregation in CFB Boiler CFB锅炉内等密度颗粒的分层模型研究
- A breeze ruffled the surface of the lake. 一阵微风吹皱了湖面。
- A wave broke across the surface of the pool. 一个波浪从池水表面掠过。
- The calm water surface is very much like a mirror. 那平静的水面十分象一面镜子。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- He is honest only on the surface. 他只是表面诚实而已。
- His dual role as a composer and a conductor made him very busy. 他作曲家和指挥家的双重身份使他非常繁忙。
- A film of mucus and bacteria on a tooth surface. 齿菌斑牙齿表面一层粘液和细菌的膜
- Dual x-ray absorptiometry was used to measure bone mineral density. 双能X线骨密度仪被用来股的矿物质密度。
- The hard outer portion or surface area of bread. 面包皮面包的表面区域的硬皮