而页级的抽样则可以显著减少I/O，因为它只读取一定百分比的数据页。
Page level sampling reduces I/O significantly since it reads only a percentage of the data pages.
基本要求是高层次的并区分优先级(以在低优先级的项目上获得一定的灵活性)。
Requirements are baselined at a high level and prioritized (to gain scope flexibility with low priority items).
在假日期间，两人聚首，一定程度上是因为市场对意大利发起攻击后接着对法国(核心的AAA -级欧元区成员国)发动攻击了。
The two came together in the holiday season partly because the markets had moved on from an assault on Italy to attack France, a core AAA-rated euro member.
行级的抽样读取所有数据页，但是只考虑每页上一定百分比的行，因此只包含相应xda页面中的一部分。
Row level sampling reads all data pages but considers only a percentage of the rows on each page, and therefore only a subset of the corresponding XDA pages.
76%的被调查公司认为交易失败“一定”或“也许”会造成最有益的或最重要的渠道，相比于低价值的渠道并没有获得系统优先级。
76% of respondents believe transaction failures "definitely" or "probably" result in the most profitable or important channels receiving no system priority over lower-value channels.
最后，次级和中间级(ALT - A)按揭债券的价值今年来在二级市场上飙升，一定程度上平息了投资者的怒气。
Finally, the value of subprime and Alt-A mortgage bonds has soared in secondary markets this year, assuaging investor anger.
对于子系统的性能指标按一定顺序耦合的稳态大系统，采用两级递阶优化控制算法。
Two stage hierarchical optimization control algorithm is adopted for steady state large sized system with its subsystem performance indices coupling in a certain order.
柳工集团董事长王晓华在接受媒体采访时表示，柳工集团要成为一个世界级的工程企业，在海外市场就要有一定的市场份额。
Liugong Group Chairman Wang Xiaohua, said in an interview, Liugong Group to become a world-class engineering enterprises in overseas markets would have a certain market share.
对于封固段较长的固井作业，采用梯度多凝水泥浆体系，在一定程度上可以代替双级固井，具有很强的优越性。
Gradient multi-setting cement slurry system can take the place of double stage cementing in long isolation sections in certain degree, and it displaces many advantages.
跳汰机床层某一位置的散密度、真密度、灰分、各密度级含量等床层参数之间存在着一定的相互关系。
At a specific layer of a jig bed, its parameters as bulk density, true density, ash content, and density fractions bear a certain relationship.
通过对我院05级新生进行UPI测试结果表明：我院大学新生心理健康状况总体上是比较好的，但也存在一定的问题。
This UPI test result on 05 freshmen of our university indicates that, their psychological healthy condition is quite good, but also has certain problems.
每个类都包含它自己的二级菜单。但是，主菜单必须保持一定的可视性，保证人们能够马上就看到主菜单。
Each of those sections may have its own sub-menu, but the main menu should always remain visible, so people know where they are.
在一定的条件下，得到了上述方程解的增长级与零点收敛指数的精确估计。
Under some conditions, we obtain the precise estimates of the orders of growth and of the exponents of convergence of the zero - sequence of the solutions of the above equations.
二级分流式双圆弧齿轮减速箱结构参数对其振动特性有一定的影响。
The structure parameters have some relation with the vibration behaviors for the reducing box with two stage split flow Novikov gear of with double circular arc tooth profiles.
在一定条件下，得到了其解的级及零点收敛指数的精确估计。
Under certain conditions, it obtaines the exact estimate of the order and the convergence of zeros of the solutions of the equations.
在一定程度上，RNA二级结构经过处理后都可以转化为线性序列。
In some considerable extent, the secondary structure of RNA can be reduced into linear sequences.
这种优化的算法在一定程度上改善了由状态爆炸引起的求解线性规划次数指数级递增的问题；
To some certain extent, the proposed method improves the computational complexity problem resulting from state explosion and solution to the linear programming problems.
二级市场的流动性强弱在一定程度上制约着国债一级市场的增发空间。
To some extent, the circulating ability of secondary market decides the expansion of issuing market.
焉耆盆地南部凹陷是盆地博湖坳陷区南部的一个二级构造单元，具有一定的资源潜力和勘探前景，侏罗系是主要勘探目的层系。
The southern sag in Yanqi basin, a secondary structural unit in the southern part of Bohu depression, has certain exploration potentials, with Jurassic as its major exploration target.
作为脉冲功率系统的一部分，初级储能系统首先将电能存储起来，通过一定放电回路将所存储的能量压缩并加载到下一级装置上。
As a part of pulse power system, the primary energy storage system first stores the electric energy, then through discharge compresses and loads the stored energy to the next device.
主要论述了土的级配指标在工程中的应用，对路桥工程具有一定的实际意义。
The applications of soil gradation index in road and bridge project and its practical meaning were discussed in this article.
水泥稳定碎石道路基层是将水泥、级配碎石和水按一定比例混合后，搅拌、压实成型的一种半刚性的结构层。
The cement-stabilized crushed stone base is a half rigid structural layer formed by cement, graded crushed stone and water mixed at a certain ratio, and stirred and compacted.
列读出级采用新型主从两级放大列读出结构，其中主放大器完成电荷到电压的转换，从放大器驱动输出总线来满足一定的读出速度。
In the design of column readout stage, master and slaver structure has been adapted, where master amplifier converts charge to voltage, and slave amplifier works with standby mode to drive output bus.
运动员向高校输送的比率较高，一定程度上拓宽了运动员的出口，但向上一级运动队的输送率较低。
Athlete the ratio which transports to the university is high, in certain degree has opened up athlete's exportation, but the upward level sports Team's transport rate is low.
竖直放置的驻波管在共振频率下，位于其管底的微小颗粒群会在一定声压级下产生悬浮现象，即腾空而起，悬浮在波幅波节平面。
Under the frequency of resonance, small particles which are in the bottom of an upright standing wave tube will rise and move to the node, or loop planes, and keep suspending there.
竖直放置的驻波管在共振频率下，位于其管底的微小颗粒群会在一定声压级下产生悬浮现象，即腾空而起，悬浮在波幅波节平面。
Under the frequency of resonance, small particles which are in the bottom of an upright standing wave tube will rise and move to the node, or loop planes, and keep suspending there.
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