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- The ideal method is low speed centrifugalization and dilution medium. 理想的方法是用低速离心加培养基稀释法。
- METHODS Three steps were used which included high speed centrifugation,calefaction and keeping pressure and high speed centrifugation to treat Ruhe Neixiaoye. 方法采用高速离心、升温保压、再高速离心的方法处理初药液,将产品的沉淀降至最低。
- The porcine parvovirus(PPV)HZ-9 strain isolated in the study was purified from infected porkling kidney cell cultures by high speed centrifugation with polyethylene glycol precipitation and CsCL quilibrirm density centrifugation. 将自行分离鉴定的猪细小病毒 HZ-9株感染仔猪肾原代细胞,采用 PEG 沉淀法及 CsCl密度梯度离心从病毒细胞培养物中提纯病莓。
- Presents the recent research work on high speed centrifugal refrigeration compressor,and also gives application prospect of such kind compressor for water vapor compression and aeronautic enviroment control system(ECS). 本文介绍了国内外高转速离心式制冷压缩机研究现状,并针对水蒸气压缩和航空环境控制系统,分析了高转速离心式制冷压缩机在蒸气压缩制冷循环中的应用前景。
- Researching the light absorbent rate of extraction of green tea and oolong by high speed centrifugal machine, explore the relation of tea drink' s deposition and high speed centrifugal machine. 研究绿茶和乌龙茶提取液通过高速离心前后的透光率的变化,探索高速离心工艺对茶饮料产生沉淀的影响。
- The speed of this aircraft is very high. 这架飞机的速度非常快。
- The train flashed by at high speed. 火车疾驶而过。
- The train is going at a high speed. 火车正在高速行进。
- We rounded the corner at high speed. 我们以高速度绕过拐角。
- Model: TD4A low speed centrifuge Brushless DC motor, free maintenance, no powder pollution, micro computer control, digital display indicates the time、speed and RCF. 采用无碳刷直流电机,微机控制,数字显示,电子门锁,超速保护。
- There is no special theory and design method to the low specific speed centrifugal pump.It adopts the waterpower design method of common centrifugal pump. 低比转速离心泵水力设计由于没有专门的理论和设计方法,只能采用普通离心泵的水力设计方法,从而导致圆盘摩擦损失大,泵的效率低。
- This factory makes high speed gear shapers. 这个工厂制造高速齿轮造形机。
- The signals go to and fro at a very high but almost constant speed. 那些信号用非常快但几乎不变的速度来回传送。
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Goods of high quality are few and far between these days. 质地精美上乘的物品现在不多见。
- The medieval town was fortified with a high wall and a deep moat. 这座中世纪的城市周围建有城墙和护城河。
- vertical high speed centrifugal pump 立式高速离心泵
- I set a high value on his advice. 我认为他的忠告很有价值。