查询词典 pre-conditioning

The cyclic symmetry algorithm can greatly save the computer memory and the CPU time without inducing any additional approximation. At last, the programs including pre-processing, calculation and post-processing are developed based on the models and methods mentioned above.

最后，在以上理论分析的基础上，本文编制了适用于循环对称结构的静应力与振动特性分析程序，以及适用于该程序的前后处理接口程序，并进行了算例验证，证明由循环对称算法得到的结果与整体算法、实验得到的结果完好吻合。

Moreover, they are not suitable for gears manufactured by different cutting tools. Based on gear generation principle, a new method to establish accurate 3D solid model of cylindrical gear by mechanism function of Pro/E is proposed. Taking the manufacture of spur-gear with pre-grinding hob as an example, this method is introduced in details and the accurate 3D solid model is set up.

以范成法加工齿轮的原理为理论基础，介绍在Pro/E平台下利用其机构模块的"轨迹曲线"功能精确构建各种刀具加工出来的渐开线圆柱齿轮齿廓曲线的方法，并以磨前滚刀加工直齿圆柱齿轮为例，详细介绍该方法的使用步骤，构建其精确的三维实体模型。

The results indicated, that the curves of hatching rate and normal diploid larva output showed a single peak, with the highest point at 3.4 τ0, corresponding to metaphase of the first mitotic division, the results were obtained irrespective of the different pre-treatment water temperatures, thus confirming the veracity of measuring heat-shock timing by τ0 and the wild applicability of this method in cyprinid and also suggesting a new way to the operations of induced gynogenesis in related fish.

结果提示了以τ0单位度量热休克处理时机的准确性以及该优化方法在鲤科鱼类雌核诱导操作中的通用性，从而为相关鱼类的雌核发育操作提供了有价值的资料。

In the pre-Revolutionary era, the dandified British macaronis scoffed at the colonialists, and called them Yankee Doodles.

就管这般又贫又脏的殖民老百姓叫' Yankee Doodles' (意指他们是土包子或乡巴佬)。

It is important and necessary to understand the structure and characteristics of the system, and to identify the dangerousness of the system so as to provide pre-term preparation for safety evaluation.

弄清系统的结构和特征，辨识系统的危险性，从而为安全性评价工作做了前期准备。

Darin Erstad's mystical anti-injury pouch, Patrick Roy's conversations with the pucks, Jason Terry's game-shorts-as-pajamas bedtime habit, Pelle Lindbergh's ubiquitous orange t-shirt, Caron Butler's pre-game Mountain Dew bath...the general rule is this: If you're winning, don't change anything .

达林·厄斯特德的抗受伤口袋，帕特里克·罗伊与小妖精的谈话，贾森·特里把球衣当睡衣穿的习惯，佩莱·林德伯格无处不在的橘红色的T恤，卡隆·巴特勒赛前用山上的露水洗澡……原则就是：如果你要赢得比赛，就不要改变任何东西。

It also asks you to enter a pre-allocated size for the database and transaction s.

还会让您为数据库和事务输入预分配的大小。

It also asks you to enter a pre-allocated size for the database and transactions.

还会让您为数据库和事务输入预分配的大小。

It displays the current local times of all selected cities with automatic time-zone and daylight-saving adjustments, pre-set alarm notifications, forthcoming holidays, and other location-specific information such as sun and moon rise and set times.

它显示当前的本地时间所有被选中的城市，自动时区和日光节约调整，预先设定报警通知，即将召开的假期，和其他特定位置的信息，如太阳和月亮上升和设置时间。

In the pre-Qin period, a dayspring of Chinese historical civilization, Many elements of culture and civilization had been occurred...

在先秦这一中国历史文明的开端时期，有许多文化和文明因素都经历了从无到有、从小到大、从简单到复杂、从萌生到成熟的过程。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。