The chromaticity, miscibility and anti-yellowing of SBS rubber extender oil produced by these technologies, which raw material was naphthenic-base or medium-base crude oil, could reach quality standard of the same overseas product and satisfy domestic market requirement.

All the ten grades of oils are suitable to be used as extender oil, and among them grade 8 and 9 oils possess the characteristics of light colour and good stability as well as relatively good compatibility with SBS thermoplastic elastomers.

试验证切，10种环烷油均可作SBS填充油，其中8~、9~两种油具有色浅，稳定性好的特点，而且与SBS有较好的相容性。

Ten grades of naphthenic oils produced by Dagang Oil refinery were evaluated as extender oil for domestic SBS thermoplastic elastomers.

以大港油田炼油厂生产的10种环烷油作填充油，国产SBS为基础胶，从工艺条件，油品质量及其对充油SBS性能的影响方面对填充油进行了评选。

The results indicated that with the increase of the content of the extender oil, the tensile strength decreased, while the elasticity increased and elongation at break improved.

结果表明：随着填充油用量的增加，拉伸强度下降，弹性回复增加，断裂伸长率也增大。

Effects of extender oil on the structure and properties of styrene-[ ethylene-( ethylene-propylene)]-styrene block copolymer

填充油对聚苯乙烯-b-聚〔乙烯-（乙烯-丙烯）〕-b-聚苯乙烯结构与性能的影响

The electromagnetic expulsive force exerted on the inclusion is not remarkable when the principal axis length is long in the direction of the magnetic field and short in the direction of the electromagnetic force.

当夹杂在磁场方向的主轴长度较大，并且在电磁力方向的主轴长度较小时，夹杂所受电磁斥力不显著。

Objective To observe the clinical effect of PCEA on expulsive pains.

目的观察PCEA用于分娩镇痛的临床效果。

In the active and expulsive stage, the VAS sores of group ⅰ and ⅱ were lower than those of group ⅲ( P < 0.05).

在分娩活跃期和第二产程，Ⅰ、Ⅱ组VAS明显低于Ⅲ组（P<0.05）。

Results The morbid rate of fetal distress in the expulsive stage group was the highest among the four sets of diagnostic criteria.

结果第二产程组发生胎儿窘迫率最高。四种诊断标准中，以单纯羊水Ⅲ度粪染为其诊断标准的胎儿窘迫发生率，产前组及潜伏期组高于其他两组。

The relationship between faults activity stage and hydrocarbon expulsive stage controlled the distribution, forming and destroy of oil and gas accumulation.

断层活动时期与源岩排烃期（油气源）的匹配关系，决定油气的分布层位及油气藏的形成与破坏。

Exploring and exploiting mining industry; stabilizing diversified economy. It also makes a proposal for establishing the overall framework of industrial structure, changing the thoughts for management and development, choosing the pattern of contingent structure and management method.

文章就如何构建产业结构的总体框架、调整经营发展思路、选择队伍结构模式和管理方式提出了若干建议。

Through comparing both the exploring ability and mining ability of two optimizations, this thesis makes a choice to find the most suitable optimization to the whole coverage strategy. 4.

通过综合比较两种算法的前期探索能力和后期挖掘能力，选择出了更适用于本策略的算法来对后续更复杂的覆盖控制问题进行优化。

This paper discusses the method for fast static positioning with GPS single-frequency recievers and how to establish the fourth-class control network in the fields of highway exploring, mining area control building, etc.

文章讨论了单频GPS接收机快速静态定位方法，并就其在公路勘测、矿区控制网建立等应用领域如何快速建立IV等控制网作了有效的探讨。

In a nutshell, all of the gaps by the limitations offer valuable space to be filled by future exploring and mining.

这些都是有价值的研究空间，值得在将来做出进一步的探索和挖掘。

Application of technique of horizontal hole drilling and grouting to stopping up water in exploring and mining declined shafts in high pressure water-bearing strata

探采斜井中高压含水地层水平孔钻进止水注浆方法

Used the information where comes from exploring and mining, analysis on the quality of rich water, and find out the law.

运用勘探、矿井开采所取得的地质资料，分析奥灰的富水性，通过对奥灰水位的观测，总结其动态特征规律性。

Anyone engaged in exploring and mining of mineral resources shall meet the prescribed qualifications.

从事矿产资源勘查和开采的，必须符合规定的资质条件。

Exploring electrode materials with high performance is critical for fabricating the next generation lithium ion battery with larger capacity, higher power density and longer cycle life.

制备具有更大容量，更高功率密度和更长循环寿命的下一代锂离子电池，关键是发展具有高性能的电极材料。

Technology of Exploring Section of Air Shaft Water and Grouting at the Deep 340~ 400 m

孙疃煤矿风井井筒垂深340~400m段探水注浆施工技术

Making principles of exploring coil for the experiment of non-uniform magnetic field determination

电磁感应法测定非均匀磁场实验中探测线圈的制作原理

The making principles of the exploring coil are studied in this paper.

本文对探测线圈的制作原理作了探讨。