通过分析开关磁阻电机的运行原理，确定了极数的选择。
Pole number is determined through analyzing the operation principles of switch reluctance motor.
内装开关为隔爆型开关，极数可以根据用户要求自由叠加。
Install switch inside for through switch of producing etc. , count can freedomsuperpose according to user's enquiry very much.
如带开关必须注明开关电流大小和极数，必要时提供电气系统图。
Such as lead switch must indicate switch electric current heavy Small counting very much, offer the electric system picture incase of necessity.
磁阻电动机以某一速率同步动转，该速率是由电源频率和定子绕制的极数决定的。
The reluctance motor operates synchronously at a speed which is determined by the supply frequency and the number of poles for which the stator is wound.
从中可以看出绕组极数选取方案决定悬浮力绕组的电能传递方向及它的励磁方式。
From the relations, it is concluded that pole-number selection of windings not only determines direction of electrical energy transfer for levitation force winding, but also does its excitation modes.
采用近极槽数的特殊集中分数槽绕组解决了电机多极数，低转速情况下电机极、槽配合的矛盾。
On conditioning that the motor has high pole number and low speed, the contradiction of slots and pole combination is improved by concentrated fractional slot winding.
接着从对称性、力波阶数等角度研究了SR 电机相数及绕组连接方式、极数、并联支路数的选择问题。
Then the selections of phase number, winding connection, pole number and number of branches in parallel are optimized according to the SRM's symmetry and order of force wave.
摘 要介绍了ATSE的分类及其特点，并对实际工程中 ATSE的转换时间、使用类别、极数的选择等问题进行了阐述。
The classification and features of ATSE is introduced. Problems such as ATSE transfer time, the usage categories, the choice of the number of poles, etc. in the actual project are expounded.
如果这种变暖发生，两极的冰帽将开始融化，从而使海平面上升数米，并严重淹没沿海城市。
If this warming up took place, the ice caps in the poles would begin to melt, thus raising sea level several metres and severely flooding coastal cities.
结果表明：三种处理在产量性状上与对照存在极显著差异，而株高、叶片数、分蘖数以及品质等生物学和品质性状与对照无显著差异。
The result shows that there is no significant difference on partial biological and quality character among three treatments, but there is a significant difference in yield character.
文章指出，除了全球流行的苹果产品，还有不计其数的例证可见极客文化正在成为主流文化。
Aside from the world's obsession with Apple products, the article says there are numerous examples that show geek culture is increasingly mainstream.
使用平均数本身就有问题，因为贫富两极使均数产生扭曲。
Using an average is also problematic as the very poor and the very rich skew it on both ends.
结果表明，密度和施氮量对有效花朵数的影响达到极显著水平，其交互作用效应也达到显著水平。
The results showed as follows. The effect of density and nitrogen on effective flower numbers reached very significant level, and their interaction reached significant level.
结果表明，虫害指数的高低与当年生枝条的长度、芽数、芽密度、粗纤维含量无关，而与当年生枝条韧皮部、木质部容重之间存在极显著的线性关系。
The result shows the amount of the index of harm has no connection with the length of branches growing in the very year, the quantity of buds, the density of buds and the content of raw fiber.
参试材料的上切口平滑枝数（X）与顶侧芽长度（Y）均呈极显著相关关系。
The number of stems with glossy top cutting surface ( X ) was in highly significant correlation with topside bud length ( Y) .
孕穗期小花数均与叶面积、叶片重、叶鞘重和总干物重呈显著或极显著正相关，而与茎高的相关不显著。
The floret number was significantly correlated with the weights of leaf, leaf sheath, whole main stem or tiller, and leaf area, but not with the length of stem.
报道了烷基碳原子数和钼的化合价对硫磷钼型极压添加剂(简称极压剂)的极压抗磨性能的影响。
The effect of alkyl carbon Numbers and the valence of Mo on the performance of extreme pressure additive was investigated.
百粒重与荚宽呈显著正相关，与单株荚数、单株粒数呈极显著负相关。
Hundred grain weight was significantly negative correlated with number of pods and seeds per plant.
试验结果表明，春小麦机械覆膜穴播增产效果达到极显著水平，其增产机理主要为小麦次生根数的增加和产量结构的变化。
The results show that the technique has significant effect on yield improvement, and the mechanism is the increase of secondary roots and the change of yield component.
在胁迫条件下，产量与每株穗数呈极显著正相关。
Grain yield showed significant positive correlation with ears per plant (EPP) under stress conditions.
单株产量与穗长偏相关显著，与有效穗数、穗粒重偏相关达极显著水平。
These accessions had a extremely significant positive partial-correlation between grains weight per plant and spikelet Numbers per spike, grains weight per spike, respectively.
许多不精确的十进制数的二进制形式的代表——他们成为重复或极长的分数。
Many decimal Numbers do not represent precisely in binary form — they become repeating or extremely long fractions.
单茎鞘重与大维管数、维管总面积相关显著，与韧皮部总面积相关极显著。
The weight of a single sheath is correlated with the number of large vascular bundle and the area of vascular bundles, is correlated significantly with the area of phloem for vascular bundles.
文中设计了相关实验，研究了测量数、光强极弱程度和测量时间对成像质量的影响。
The influences of the number of measurements, ultra-weak light intensity level and measurement time on the quality of imaging were investigated by experiments.
全生育期、有效穗、穗实粒数受特殊配合力效应的影响达极显著水平。
There were extreme significant levels of SCA with growth duration, effective panicle and filled grain per panicle.
该成像系统基本满足了极弱光成像探测在光强、灵敏度和采样数等方面的要求。
It concludes that this imaging system meets the demand of ultra-weak light imaging detection for ultra-weak light intensity, high sensitivity and few measurements.
花粉母细胞染色体数不恒定，后期两极染色体数分配不均等。
So were chromosomal deficiency or reproduction, and unequal division in the period of pollen mother cell.
指出了采用近槽极（数）配合的分数槽绕组的结构设计特点。
The design feature of fractional slot with close slot-pole match is also summarized.
超级稻组合的产量平均数在供试组合间、不同的试验地点间及组合与地点的互作间均存在极显著的差异。
The average yields of combinations of super hybrid rice have obvious difference because of different experimental combinations, different sites and mutual action between combinations and sites.
超级稻组合的产量平均数在供试组合间、不同的试验地点间及组合与地点的互作间均存在极显著的差异。
The average yields of combinations of super hybrid rice have obvious difference because of different experimental combinations, different sites and mutual action between combinations and sites.
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