从底本迦得起行,安营在亚门低比拉太音。
And they removed from Dibongad, and encamped in Almondiblathaim.
从亚门低比拉太音起行,安营在尼波对面的亚巴琳山里。
And they removed from Almondiblathaim, and pitched in the mountains of Abarim, before Nebo.
对低比转速离心泵叶轮的水力设计具有一定的指导意义。
Results of this thesis provide guiding significance to waterpower design of impeller of the low specific speed centrifugal pump.
低比转速泵几何参数对扬程的影响,应当侧重于综合影响的研究。
The influences of geometrical parameters on low specific pump head should be emphasized on comprehensive influence.
简要介绍低比速离心泵特点,阐述计算的控制方程和叶轮通道网格划分方法。
The characteristics of low specific speed centrifugal pump are introduced, and the grid generation method for impeller passageway and the governing equations of calculation are also expatiated.
尤其是低比转速复合叶轮离心泵内部的流动更加复杂,亟待解决的问题也更多。
Especially the flow of compound impeller in the centrifugal pump at low specific speed is more complex and has more problems need urgently to resolve.
解决泵行业一直依据经验统计值确定面积比而不能使低比转速离心泵在设计点效率最高这一问题。
It is resolved that design condition efficiency for low specific speed centrifugal pump is not the highest in terms of experiential statistical area ration value.
实例表明:提出的计算方法能够提高低比转速离心泵的效率,充实了低比转速离心泵的设计理论。
A practical example showed that the efficiency of pumps with low specific-speed could be improved by using the calculation method presented, so that the design theory of such pumps was substantiated.
分析了低比转数离心泵出现不稳定扬程-流量特性曲线及功率过载的原因,提出了相应解决办法。
The cause of occurrence of power overload and the unstable curve of head-flow volume for low rate ratio pumps was analyzed in this paper. Some methods, then, were presented to solve the problems.
电除尘器收集低比电阻粉尘,由于放电过快,易产生“反弹”,形成“跳跃收集”过程,除尘效率较低。
It easily occurs "rebound" and "leap collection" phenomena in the collection of low specific resistance dust by ESP because of excessive discharge and collection efficiency is low.
着重叙述了低比转数叶轮的设计方法、试验研究,对进一步开发、应用小流量化工用离心泵具有重要指导意义。
The research on design method and test for low specific speed impeller are recounted specifically. It is of very importance to further develop and use in low-flow chemical centrifugal pumps.
本文提出了在静电除尘器的收尘极板上涂上一层一定厚度、一定比电阻的导电涂层,来收集低比电阻粉尘的方法。
The paper provides a means of collecting low resistivity particles, which makes use of coating painted on the collecting electrodes of electrostatic precipitator(ESP).
基于低比速离心泵is 50 - 32 - 160模型,对有、无分流叶片的设计方案全流场进行了数值模拟和对比分析。
Based on the low-specific speed centrifugal pump model of IS 50-32-160, two impellers are designed with and without splitter blades.
针对农用泵(运行工况多变且出口无流量调节阀)的特点和低比转速离心泵的轴功率在大流量区运行易过载的特性,提出了无过载离心泵的概念。
Based the brake horsepower characteristics of low specific speed centrifugal pump and the required features of pumps used for agriculture, the concept of non - overload centrifugal pumps is conceived.
低比转速泵的高扬程决定了叶片流道内逆压梯度比较高,这种压力分布使得水流易于在叶片表面脱流分离,这一现象甚至在泵的设计点也难以避免。
The high head produced by the impeller means high adverse pressure gradient within blade passage and because of this the flow often separates from the blade surfaces even at the design point.
通过改变叶轮口环间隙的大小对不同叶片型式的低比转速离心泵进行试验,证明口环间隙对低比转速离心泵效率的影响与泵叶轮的叶片的型式无关。
The experiments on different types of impeller are done by changing the clearance of wear-ring to prove that the clearance has no influence on the pump efficiency under various types of impeller.
作为五年级学生,有早期注意力障碍的孩子的平均阅读分数至少比同龄孩子低3%,学习成绩至少比同龄孩子低8%。
As fifth-graders, children with early attention problems obtained average reading scores at least 3% lower than their contemporaries' and grades at least 8% lower than those of their peers.
除了微波炉之外,煤气灶的碳强度通常来说也比电炉低。
If a microwave oven is not an option, gas ovens are generally less carbon-intensive than electric.
至少在开始阶段,他们可能也不太愿意接受比原来薪水低的工作。
They may also be less inclined, at least initially, to take jobs that pay far less than their old positions.
对照组的学生不仅成绩没有提高,而且比研究开始前的成绩还要低。
Those in the control group not only didn't see a grade increase, they had lower grades than the grading before the study began.
这是有一定道理的;这里的房产税率比州平均水平低三分之一。
There is some truth to that; the property-tax rate here is one-third lower than the state average.
也许这曾经是对的,但是今天美国老年群体的贫困率比其他人群要低。
Perhaps that once was true, but today elderly Americans as a group have a lower poverty rate than the rest of the population.
另一个重要的特性是氦的独特沸点,比其他任何元素的沸点都低。
Another important attribute is the unique boiling point of helium, which is lower than that of any other element.
例如,从西班牙运输西红柿到英国的碳成本明显比在英国生产西红柿的碳成本要低,后者需要额外的加热和照明。
It is clear, for example, that the carbon cost of transporting tomatoes from Spain to the UK is less than that of producing them in the UK with additional heating and lighting.
馒头热量低,只相当于后者的70%,而且脂肪和碳水化合物比米饭更低。
Steamed dumpling contains low calorie, equivalent to only 70% of the latter, and lower fat and carbohydrate than rice.
在对流层中,高海拔地区的空气通常比低海拔地区的空气冷。
In the troposphere, the air at higher altitudes is in general cooler than the air below it.
动物体型越大,其体表体积比越低;躯体每增加一盎司的重量,所能散发热量的表面就成比例减少。
The bigger the animal is, the lower its surface-to-volume ratio; for every ounce of body mass, there is proportionately less surface through which heat can escape.
事实上,做家庭作业的动机是雇主希望将固定成本降到最低:在家工作的人没有福利,工资也比正式员工低。
In fact, homework is driven by employers' desires to minimize fixed costs: homeworkers receive no benefits and are paid less than regular employees.
在某种程度上,这意味着它们的成本比化石燃料要低——当然是当你给汽车加油的时候。
In a way that means they have to cost less than fossil fuels—certainly when you're filling up your car.
下降的岩石比周围的地幔的温度低很多,因此延展性较小,更容易断裂。
The descending rock is substantially cooler than the surrounding mantle and hence is less ductile and much more liable to fracture.
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