1、

The paper concludes that earned value method can be applied in the analysis of the total cost variance in land development and consolidation projects.

研究结论:挣值法可运用于土地开发整理工程成本偏差分析。

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2、

Studying on Calculating Analysis Method of Cost Variance

成本差异计算分析方法刍议

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3、

The theory of an optical passive ranging method with high precision and it's mathematic model were introduced.

介绍了一种高精度被动式光学测距方法的原理和数学模型。该测量方法采用的是一种比率探测的离焦探测方法,具有高精度、高灵敏度和抗干扰性好的特点。

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4、

The Application of Improved Ranging Pole Method in Cross-section Surveying on Highway

改进的抬杆法在公路横断面测量中的应用

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5、

Summary of the basis of the principle of laser radar ranging analysis of the phase of the phase method ranging.

在总结了激光雷达的测距原理的基础上,分析了相位法测距的鉴相方式。

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6、

A Novel Method of Digital Signal Processing in FMCW Radar Ranging System

FMCW雷达液面测量系统中的信号处理方法

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7、

A multi-frequency pulse ranging algorithm based on phase comparison was proposed, its parameter selecting method was given and its performance was analyzed in theory;

建立了多频脉冲测距模型;提出了基于相位比对的多频脉冲测距算法,给出了该算法的参数选择方法;从理论上对算法的性能进行了分析;

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8、

Transitional process of an electromagnetic valve actuation ( EVA) is studied with experimental method to reduce valve seating velocity.

以一个发动机电磁气门驱动(EVA)装置为对象,采用试验方法研究EVA过渡过程。

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9、

In this thesis, the calculation method of the elastic force and strength of varied section open-ring has been proVided, If this kind seating ring of supporting ring is used in cylinder case, the uniform elastie force ex-erted on cylinder wall by the ring is produced.

本文主要论证了变截面开口圆环的弹力集度及强度校核计算方法,缸套内采用这种密封环或支承环,可使圆环对缸壁沿圆周产生均匀的弹力。

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10、

Construction Technology and Method of Pitched Roof

坡屋面施工工艺及方法

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11、

Test Method on New Composite Waterproof Roll Roofing Based on U.S. Standard

按美国标准测试一种新型复合防水卷材的方法

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12、

Cause Analysis and Disposal Method of Small Flue Firing for Coke Furnace

焦炉小烟道下火的原因分析及处理方法

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13、

For new technology research and commerial testing of various catalystic cracking, sampling analysis of cracking gas and checking the junctures of analysis method and its program have important effects on exploring the best operating parameters, and obtaining the reliable material balance data.

在各种催化裂化新工艺研究和工业试验中,做好催化裂化气体的采样分析,严格把关分析方法与程序,对探索新工艺最佳操作参数和取得可靠的物料平衡数据具有重要的影响。

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14、

The Strength Sensitivity Analysis of Ribbed Cylindrical Shell Construction Based on the Finite Element Method

带肋圆柱壳结构强度灵敏性有限元法分析带肋旋转薄壳的新型有限单元构造及编程

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15、

Analysis of Shell Construction With Arbitrary Initial Imperfection by the Spline Weighted Residual Method

用样条加权残值法分析具有初始几何缺陷的壳体结构

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16、

Based on function analysis, an improvement method is put forward for bearing shell construction design. An integral machining is realized technologically.

通过分析轴承壳体的功能和作用,对轴承壳体的结构设计提出了改进方法,并从工艺上实现了轴承壳体的一体化加工。

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17、

And it's also researched that the method of design and checking calculation.

并研究了体外预应力加固结构的设计和验算方法。

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18、

Method and Significance for Checking Information of Documents about Science and Technology in Digital Stage

论数字信息时代科技文献信息检索的方法及其重要意义

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19、

Application of foreign pneumatic formwork construction method in thin concrete shell construction

国外气压支模施工法在混凝土薄壳施工中的应用

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20、

Application of impact-echo method to checking concrete quality

用冲击回波法检测混凝土质量的结构模型试验

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