转速

Homogenize, collect supernatant after centrifugate at 3000rpm speed.

然后以3000rpm的转速离心10min，吸取上清液。

Methods By using to turn differently to carry on centrifugence to the same batch of specimen with time soon,and then sing ELISA examination HBsAg.

用不同的转速和时间对同一批标本进行离心，再用ELISA法检测乙肝表面抗原。

The optimum conditions of the process for obtaining high-purity and recovery cinnamaldehyde were determined by the relative content of cinnamaldehyde with gas chromatography-mass spectrometry system.

用GC-MS对分离物中肉桂醛含量进行分析，确定了用分子蒸馏技术分离提取高纯度、高收率的肉桂醛的适宜工艺条件为：蒸馏压力 100Pa、蒸馏温度 60℃、物料流量 1滴/s、刮膜蒸馏转速 370~390r/min、冷却水温度 4~5℃。

In precision controlling, the closed loop negative feed back technology is used, and the circumrotation corner velocity ω of water pump is adjusted by examining the range of spraying irrigation , and the hydraulic pressure is adjusted, then accurate jet radii r is obtained finally.

为了实现喷灌精度的控制，采用了负反馈闭环控制技术，通过对喷射距离L检测来调节水泵转速ω以改变水压Pi最终获得较精确的喷射半径ri或喷灌域。

It simulation results proves that when the inner pipes in the concentric annulus pipes stand still, the turbulent flow nucleus area approaches inner pipes; and when inner pipes circumvolve, the turbulent flow nucleus area approaches outer pipes. The shearing velocity near the inner pipes is the biggest, and the shearing velocity increases with the velocity of the inner pipes increasing.

模拟结果表明：在同心环空管道中当内管静止时，紊流核心区即轴向速度最大值区域靠近内管壁；当内管旋转时，紊流核心区即轴向速度最大值区域靠近外管壁；靠近内管壁处的切向速度最大，且随着内管转速的增加切向速度增大。

The effects of varying screw speed, barrel temperatureand moisture content on extrusion quality(expressed as degree of dextrinization)of materials comprised of buckwheat, melan-rice and coix were studied by using a co-rotating twin-screw extruder.

通过实验研究了荞麦、黑米、薏米三种谷物的混合物料为原料时，双螺杆挤压机的螺杆转速、物料湿度、机筒温度三种操作参数对双螺杆挤压机的挤压膨化效果的影响。

Compared with the old variable displacement wobble plate compressor, it has compacter structures, smaller size, lighter weight, higher efficiency, higher reliability, lower noise, higher rotational speed operation and wider range of displacement.

变排量斜盘式压缩机是继变排量摇板式压缩机之后的一种新型变排量压缩机，具有零件少、结构紧凑、尺寸小、重量轻、效率高、耐久性好、振动噪声特性好、高转速运行和排量调节范围宽等特点。

Automatic Grinder with pneumatic carriage advance,with multiple angles seat housing knifes.3 Types of grinder wheels.1 Corindon coup bell Norton,1 Corindon for Vee gouges HSS one Vee Borazon Diamond for Tantung vee gouges.motor 1.5 Kw at 2800 RPM.

全自动气压控制调节，可以一次性同时磨两把刀具，随机可配备3种磨刀石。1杯型磨具，1个磨高速钢刀用磨刀石，1个磨钨钢刀用的金钢石磨刀具。马达为1.5千瓦，转速可达2800RPM。

By real time testing dand adjusting the motor's velocity/current, this timing system can get quick and exact timing result.

通过实时测试与调节电动机的转速/电流，此调速系统可获得快速、精确的调速效果。

Hydraulic forces applied on the agitator are simplified as a main moment and a main force on the agitating shaft, Initial decentration of agitator is determined based on the balance standard. The dynamic responses, such as fluctuating bending stresses and dynamic deflections, of the agitating shaft under no-liquid and normal working conditions are studied.

将搅拌器上的流体作用力简化为一个主矩和主矢；为考虑作用在搅拌轴上的惯性力效应，根据平衡精度预设搅拌器的初始偏心；在转子动力学软件ROTOR中建立搅拌轴的梁盘模型，分别计算了搅拌轴在空载和搅拌工况下的动力响应，并进一步讨论了动力响应与工作转速、轴径和轴长的关系。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。