The results show that the loss of surfactant is maximum which is about 80% injection after 1/ 5 well spacing migration, and loss of polymer and alkali are only 12% and 15% respectively.

Birth spacing is the age interval among the children within one family.

生育间隔，是指在同一家庭中不同儿童之间的年龄间隔。

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This paper analyzes train headway in urban rail transport system, and puts forward three factors affecting train headway including safe spacing, cutoff interval and traffic flow.

通过对城市轨道交通系统中列车间隔的分析，提出了影响列车间隔的3大因素：安全间距，车站停留时间和运行裕量。

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Furthermore, the processes of bolted rocks 'and tunnel rocks' deformation were simulated with ANSYS and FLAC. The regular patterns are accordant with the numerical simulated results. The theoretical guides have been provided for the bolt supporting parameters design of spacing interval and array pitch.

并使用ANSYS和FLAC分别对锚固体和巷道围岩的变形破坏过程进行了数值模拟，图像处理结果和数值模拟结果一致，为锚杆支护设计提供间距、排距的理论依据。

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Based on the relationship between windbreak structure ( optical porosity) and wind reduction, the chief indices for determining spacing interval, i.e., the windbreak structure index() and the parameter of microclimate, represented by the problem wind ( Lrp), were determined.

基于林带结构（疏透度）与风速降低的关系，确定了林带主带间距离的主要参数，即，林带结构系数（δ）和以主害风为代表的小气候参数（Lrp）。

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It is based on interval sequence, which is turned into a series of spacing interval sequence after accumulating procession. In this way, grey GM ( 1.1) model is established and the measures of assessing its precision are introduced.

非等间距模型是以等间距数列为基础，把非等间距数列转化为等间距数列，再进行一次累加生成处理，进而建立GM（1.1）模型，并介绍了其精度评定的方法。

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With the enlargement of the columnar crystals ′ spacing interval, the positive and negative segregation extents generated by the periodic bending deformation at the liquid-solid interface of billet are enlarged.

固液界面发生周期性弯曲变形所引起的正偏析与负偏析的程度，随枝晶间距的增大而增加；

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In addition, considering the spacing interval in the primary accumulating generating of primitive data sequence, a approach for establishing a GM ( 1,1) model for non-equidistant sequence was presented.

同时，对原始数据序列一次累加生成时，考虑序列的间距，提出一种建立非等间距序列GM（1,1）模型的方法。

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The path length and the spacing interval distribution of neighboring scanning curves quantitatively show that the extended scanning path can adapt to surface variations and improve the coverage evenness.

路径长度和相邻扫描曲线的间距分布，定量地表明扩展扫描方式可适应曲面形状变化并提高路径覆盖均匀度。

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In order to sure the train control information can be reliable two-way transmitted in any time and any location, the reasonable AP spacing interval is the design key point.

为确保列车控制信息在任何地点、任何时间的双向可靠传输，合理的AP设置间距是设计的重点。

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Among these researches, more than half start from the proper road spacing interval discussion based on an given ideal square networks.

此类研究将更多的精力集中在固定理想路网条件下通过交叉口间距合理值的讨论得到路网等级配置比例。

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It uses the method of average minimum train spacing interval law to calculate the every sector handling capacity of the railway from Shenyang to Shanhaiguan after raising speed.

并提出用平均最小列车间隔时间法，计算沈山线各区段提速改造后的通过能力。

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Treat according to the state of the disease, 1 to 3 times for a course of treatment and four days as the spacing interval each time.

依病情治疗，1-3次为一疗程，每次间隔时间为4天。

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A Slider-to-disk Spacing Measuring Instrument for Magnetic Disk Driver

磁盘机头&盘间隙测试仪

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The greater amount of information stored on a DVD is chiefly due to the smaller pit size and tighter track spacing, but another factor comes into play, namely compression.

一张DVD能储存较大数量的信息，主要是因为光盘较小的凹坑和紧密的轨迹相间隔，但是另外一个因素也发挥了作用，即压缩。

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Seed spacing is the key factor of the effects on the quality of precision drilling.

穴距是影响水稻播种机精密播种质量的主要因素。

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ABSTRACT: Being a parameter of concrete antifreeze evaluation, air void spacing factor had got much more attention.

作为评价混凝土抗冻性的参数之一，混凝土气泡间距系数越来越受到重视。

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Air-void spacing factor of approximately 200 μ m is useful to protect concrete from freeze-thaw damage.

当引气混凝土的气泡间距系数小于200μm时，混凝土具有较高的抗冻性。

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The radial runout of tooth ring of the coniflex gear, which is an important test item, is an important factor influencing the accumulated error of tooth spacing and the error of tooth spacing.

直齿锥齿轮的齿圈径向跳动是重要的检验项目，是影响齿距累积误差和齿距误差的重要因素。

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This paper introduces several cases of the radial runout of tooth ring, and probes into the influencing factors on and regulating methods for the accumulated error of tooth spacing and the error of tooth spacing.

介绍了齿圈径向跳动出现的几种情况，探讨了齿距累积误差以及齿距误差的影响因素及调整方法。

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The predicted fracture stress matrix cracking stress and crack spacing just have error less than 20% with the corresponding experimental value.

预测的断裂应力、基体开裂应力和裂纹间距与实测值最大误差在20%以内。

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