The method removes the production errors from unreasonable of selecting testing cycle errors of sur - face testing difference of oil testing tech and diversity of reservoir condition radically .

该方法从根本上消除了因试油周期 选定不合理、 地面 计量误差，以及试油工艺不同、储层条件差异带来的试油产量误差。

The system is made of database system model storehouse system knowledge storehouse system and man-machine interaction sur - face .

该系统由数据库系统、模型库系统、知识库系统和 人机 接口 4 部分 组成。

The feature particle size and specific sur - face area of the powder are measured with SEM TEM and Nitrogen absorption technology .

借助SEM、TEM及氮吸附等测试方法，分析了 制得的 水 化 硅酸盐粉体的形貌、粒径和比表面积。

Fully considering the safety and extensibility of the test sur - rounding the system use three-layers structure to design and develop . At the same time to offer the application service as the middle platform completing the data conduct .

并充分考虑到考试 环境的安全性和可扩展性，使用三层架构进行设计和开发，提供应用服务器作为数据和 客户端的中间平台，完成数据的处理工作。

About 50 % central neurons sur - vived in late period of nerve injury .

腓总神经损伤后晚期，中枢神经元约有50% 存活。

Among which the hospital infection rate was significantly higher in the department of neurosurgery than that of chest surgery ( P < 0.01 ) and general sur - gery ( P < 0.05 ) .

其中，神经外科病人医院感染率明显高于胸外科（P<0.01）和普通 外科（P<0.05）；

In order to study the variation of interior cavities the mathematical model for elasticity contact of the function friction materials was established though establishing the physics model of the contacting between two materials sur - faces .

为研究材料内部孔隙的变化，在材料接触模型和功能型摩擦材料的构成模型基础上，利用弹性力学的知识，建立了功能 型摩擦材料接触 区域 孔隙变化的数学模型。

Comparing the effects of three types of kinetic inhibitors compounds on the sur - face of SH hydrate the result was found to be : PVCap > PEO > PVP .

比较三种不同动力学抑制剂对SH的抑制效果得出： PVCap>PEO>PVP。

The shallow refraction seismic survey is a good method in shallow engineering geology sur - vey .

浅层工程地震折射波法是进行浅层工程地质 勘察十分有效的方法。

Results showed that if proper measures were used the yield of crops lide winter wheat and maize could be ensured there was no salt accumulation in the soil sur - face the resource of brackish water could be used sufficiently .

结果表，如措施得当，可确保冬小麦、玉米等农作物产量，土壤 表层不积盐，策咸水资源可充分作用。

Objective To investigate the unfavorable factors which affect the short - term sur - vival in orthotopic liver transplants in the rats .

目的探讨术中不利因素对大鼠原位肝移植术后近期 存活的影响。

Electronic directional drilling system consists of downhole tool and sur - face data processing equipment .

电子式定向仪由井下仪器及 地面处理设备组成。

Using surface temperature data set of the ISCCP-C2 spatial features and temporal changes of the sur - face temperature on the Tibetan Plateau are analyzed through the EOF method . The impact and response between the surface temperature and climatic variation about precipitation and monsoon are discussed .

利用 ISCCP－C2卫星观测地表温度资料，使用EOF方法分析了青藏高原地区地表温度的空间分布和时间变化特征，讨论了地表温度变化对气候变化如季风和降水的影响和响应。

After tooth profile modification the lubrication situation in the gear sur - face is made better and EHL performance is improved .

结果表明：通过修形，可以改善齿面的润滑状况，提高齿轮的 弹流性能。

Methods are proposed for deriving a parametric survival function from the sur - vival distributions of the data of an epidemiologic cohort study depicting a confidence band for it estimating the cohort half-life and constructing confidence intervals for it .

本文描述由流行病学队列研究资料的生存分布建立参数生存函数，绘制 置信带，估计队列半数生存期及其置信限的过程。

This paper refers to an experimental research on launching efficiency of plane sur - face wave and obtains the result of launching efficiency varying with aperture height ( kH ) .

本文对平面表面波的激励效率进行了实验研究，得出了激励效率随口径高度（ kH）变化的关系。

The factors which may influence the distribution of carboxyl groups localized on the sur - face of particles ( surface carboxyl groups ) in the emulsion copolymerization of BA-VAc-AA have been examined .

研究了丙烯酸丁酯醋酸乙烯丙烯酸三元乳液共聚合条件对 乳 胶粒表面羧基分布的影响。

It fulfills the whole sur - face measurement with Atos system .

它与 Atos系统 相结合完成整个表面测量工作。

Because of the rising of cotton - planting and weaving the total value of commodity production sur surpasses that of self-sufficient - production the total value of family-handicraft - production of peasants is equivalent to that of agricultural production on the whole .

由于种棉织布的兴起，清代前期 松江府农民的商品性生产总值超过了 自给性生产总值，农民家庭手工业生产总值与农业生产总值大体相当。

In this paper we derived some formulas for the calculation in measuring on the large range of the earth surface from the first fundamental differential form of sur - face and given the calculating examples in applying the formulas .

本文应用曲面的第一微分基本形式推导出一组地表面大范围 测算公式，并给出应用这些公式的算例。