如果内部表没有索引，那么数据库服务器就会将在表上构建索引的成本与连续扫描的成本进行比较，然后选择成本最低的那一种方法。
If the inner table does not have an index, the database server will compare the cost of building an index on the table to the cost of a sequential scan, and will choose the one with the least cost.
论文比较详细的讨论了一套基于定电位电解传感器的工业烟道气二氧化硫连续在线监测系统。
A continuous online industrial emitted exhaust monitor based on the fixed electric potential electro-analysis sulfur dioxide sensor was presented detailedly.
对于特定人连续语音识别系统和非特定人连接词识别系统，在使用不同的特征矢量时，不同编码器产生的识别效果有比较大的差异。
Using different feature vectors, the effect of the vocoders differs on speaker dependent continuous speech recognition and speaker independent connected digits recognition.
因为液比较低且蒸煮器外壳不需要反复加热和冷却，所以连续蒸煮器的能源消耗要小一些。
The continuous digester should have lower energy requirements because the liquor-to-wood ratio is lower and because the digester shell is not alternatively heated and cooled.
与厌氧-缺氧-好氧-缺氧连续式短程生物脱氮工艺比较，反应器的总体积可以缩小20%，曝气动力消耗可以节省30.8%。
Compared with anaerobic-anoxic-oxic continuous process, the process in this paper will be reduced by 20% in volume and 30.8% in power consumption.
为了研究不连续系统中的混沌行为，观察一个由比较器控制的，带有模拟开关的RLC非线性电路模型，此电路系统的行为可以用一个分段光滑映象来描述。
In order to study the chaotic behavior in the discontinuous system, a RLC nonlinear circuit model with an analogy switch was observed, which was described by a piecewise-continuous map.
间歇流反应器的脱氮效果好于连续流反应器，特别当碳氮比较低时。
The denitrification in the batch reactor has higher efficiency than that in the continuous flow reactor.
实际野外试验结果表明，采用串联检波器串的方式所得记录的相位连续性好、振幅增强，信噪比较高。
The results of field test showed that adopting cascade geophone pattern can be results of good continuation of phase, enhanced amplitude and high signal-to-noise ratio on the records.
本文将流路切换和分流两种方法进行了比较，结果表明将两个或多个检测器连续串联联用具有成本低、操作简单以及分析时间短的优点。
Compared to stream switching and flow splitting, the advantages of using two or more detectors in simple series include cost, ease, and time.
计算了热容激光器的热畸变和退偏损耗随时间的动态变化规律，并与采用连续水冷却方式工作的圆棒激光器的热畸变特性做了比较。
Dynamic variation of thermal distortions and depolarization losses of heat capacity laser is also analyzed. The simulation results are compared with those of continued water-cooled rod laser.
利用标定结果对连续拍摄的星图进行识别，得到星敏感器光轴指向误差为4.8462″，标定结果比较理想。
The obtained star maps are identified using the calibration result. It is indicated that optical axis directional error is 4.846 2", which shows the calibration result is more perfect."
利用标定结果对连续拍摄的星图进行识别，得到星敏感器光轴指向误差为4.8462″，标定结果比较理想。
The obtained star maps are identified using the calibration result. It is indicated that optical axis directional error is 4.846 2", which shows the calibration result is more perfect."
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