The domestic centrifuge is started late and developed slow . Ultracentrifuge is rarely in China for now . There are gaps with foreign countries in machine intelligence temperature control and other aspects .

国内的离心机起步晚、发展缓慢，目前 超速 离心机在国内 尚为少见， 且在整机智能化、温度控制方式等多个方面都与国外存在着差距。

The main research contents and conclusions are as follow : 1 . KGM with good water solubility has been isolated from Konjac flour through defatting 、 deprotein 、 decolor 、 ultracentrifuge 、 precipitation etc.

从魔芋精粉出发，经过脱脂、脱蛋白、脱色、 离心、沉淀等步骤纯化得到具有良好水溶性的魔芋葡甘聚糖。

Methods Beagle dog liver microsomes were prepared by using ultracentrifuge method .

方法 差 速离心法制备Beagle犬肝微粒体酶， 0.4 μ mol。

The rubber ( R ) phase and polystyrene ( PS ) phase of high impact poly-styrene ( HIPS ) prepolymer were separated by means of ultracentrifuge in order to investigate their rheological behavior separately .

用 超速 离心 法将高抗冲聚苯乙烯预聚体分离成橡胶相和聚苯乙烯相后，分别研究两相的流变特性，然后将预聚体的粘度与两相的粘度进行关联。

The noise of compressed air . Air - driven Ultracentrifuge

车辆 运行 时的空气动力噪声；气 动 超速 离心机

Methods : Human HDL was prepared by one-step ultracentrifuge and oxidized by Cu2 + and Fe2 + in vitro .

方法采用一次性 密度 法 分离 正常人血浆HDL，用Cu2+，Fe2+进行体外氧化修饰。

Ultracentrifuge A high-speed centrifuge operating at up to a million revolutions per second that is used to sediment protein and nucleic acid molecules .

一种高速离心 设备，运转 时 转速 可达 每秒百万转，常用于沉淀 分离蛋白质与核酸分子。

Preparation of lyophilized bacteria strains by ultracentrifuge

超速 离心 机制备冷冻 干燥 保存菌种

Accurate parameters are the basis for the assessment of ultracentrifuge .

精确的 状态参数是进行 状态评估的依据。

Methods Human VLDL was prepared by one step ultracentrifuge and oxidized by Cu 2 + in vitro ; Que and Iso in different concentrations were added to VLDL before incubation with Cu 2 + .

方法采用一次性 密度 梯度 离心 法 分离人血浆VLDL，用Cu2+进行体外氧化修饰， 抗氧化 组在温育前加入不同浓度的Que和Iso。

Methods : Purified gPC ⅲ was acquired from the material of goat fetal skin through salting out ( 11.2 % ammonium sulfate and 10 % sodium chloride ) ultracentrifuge and ion-exchange cellulose chromatography ( DE32 and DE52 ) .

方法：以山羊胎皮为原料，通过112%硫酸铵及10%氯化钠盐析和 超速 离心，DE32和DE52阴离子交换纤维素柱层析提取纯化得到羊Ⅲ型前胶原。

Two peaks were obtained in elution development . The result was checked up to be identical with that observed in ultracentrifuge analysis . According to the proteins contained the percent recovery of subunit species was 91 % in approximate estimation .

洗脱曲线呈现两个峰，其结果与 样品 超速 离心分析结果一致，按蛋白质含量粗略计算，核糖体亚基回收率为91%。