查询词典 permanence

These results suggest that:(1) kin recognition is primary mechanism of inbreeding avoidance in estrus female root voles;(2) memory of a siblings scent may be a mechanism of sibling recognition by estrus females, and familiarity after weaning can reinforce permanence of this memory;(3) post coital familiarity may be a mechanism of maintaining inbreeding avoidance in female root voles.

故认为：断奶后嗅觉识别持久力是发情雌性根田鼠亲属识别的机制，亲属识别是最初发情的雌性根田鼠配偶选择中近交回避的首要途径和机制，熟悉性是维持雌性根田鼠配偶选择实现近交回避的机制和特征。

ABSTRACT Biometrics has the following properties: Universality, Uniqueness, Permanence and Collectability.

生物特征识别技术以其独有的与人不可分割的独特优势，使其成为身份认证的一个重要发展方向。

The using instance of mould is complex, its always abated by abrasion, fatigue, or bad hot stability, and so on. To extend the longevity of mould, people try to use general heat treatment and other surface treatment, especially the gas nitriding, because of its inherent excellence, such as wearable、incohesive、co-fatigue、stand against permanence intensity and causticity under changeable load and so on, also the gas nitriding facility is cheapness, so the gas nitriding technics is abroad used.

为了提高模具的使用寿命，人们除了采用常规热处理外，各种表面强化技术也被广泛应用，特别是气体氮化工艺，因其能显著提高工件的耐磨性、抗擦伤性能、抗粘和性能、接触疲劳性能、冲击或交变载荷下的持久强度和耐腐蚀性能等，而且气体氮化工艺设备投资、生产成本低，更是被广泛关注。

Based on the assumption of the small perturbance,sufficient conditions of permanence for above systems are obtained by employing the known conclusions and Lyapunov function method.

在扰动适当小的假设下，应用有关脉冲自治系统的结论和Lyapunov 方法讨论该扰动系统的持续性问题，给出了该类系统持续生存的充分条件。

But many are still insecure about the permanence of China'snew position in the world and haunted by memories of past humiliationsby foreigners that have been drummed into them since childhood by agovernment increasingly dependent on nationalism for its legitimacy.

但许多人仍旧因为从小被一个越来越依靠爱国主义来树立权威的政府所灌输的，中国过去被外国侵略的耻辱历史而对目前地位的持久性感到深深不安

Moreover, on the free surface of the lake in Stephen's green amid inverted reflections of trees her uncommented spit, describing concentric circles of waterrings, indicated by the constancy of its permanence the locus of a somnolent prostrate fish.

而且，她连招呼也没打一声就朝着&斯蒂芬草地&那浩森的湖面上啐了一口，唾沫浮在一棵棵树的倒影之间，划下一圈圈同心圆的波纹，持久而凝然不动，以一条人睡般平卧着的鱼为记号。

May not permanence, may be forgotten, may be alienating, but it should never have been forgotten.

也许不会天长地久，也许会淡忘，也许会疏远，但却从来都不应该遗忘。

The permanence of a class of periodic predator-prey system where the prey disperses in patchy environment was studied.

研究了一类周期捕食与被捕食系统的持久性，其中食饵在斑块环境中扩散。

A few brief years ago, history was proclaimed to be at an end, our victory engraved in unyielding stone, our pre-eminence garlanded with permanence.

在同一讲话里，海德也提及了福山在苏联解体后发表的，被誉为新保里程碑的&历史终结&论：短短几年之前，历史被宣告说已经终结，我们的胜利将被铭刻在坚不可摧的纪念碑上，我们的非凡将佩戴着永不凋谢的花环。

Fabrics can be readily pressed, pleated, or creased with a high degree of permanence to wear and washing .

织物可以很容易地熨烫，打褶或起皱，其形状稳定性好，具有较高的耐穿着和耐洗涤性能。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐