A list of available information and drawings is shown in the table below.

1、

The information in the parts list of AutoCAD drawings is the data resource of CAM/ CAPP/ PDM/ ERP.

AutoCAD绘制生成的图纸明细栏信息是CAM/CAPP/PDM/ERP的数据源。

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2、

Nolte founded two-dimensional fracture analysis model and analyzed drawdown pressure curve after hydraulic fracturing by use of the model.

1979年Nolte建立了分析压降曲线的二维裂缝模型，由于二维裂缝分析模型假设条件与现场实际差别较大例如其假设缝高固定不变，不能准确地计算出裂缝几何参数和压裂液参数。

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3、

Analyzing Drawdown Pressure Curve after Hydraulic Fracturing

人工压裂后压降曲线分析

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4、

The heat dissipation assessment of radiator needs both drawdown flow curve and heat exchange flow curve.

散热器散热能力的评估需要压降-流量曲线和换热量-流量曲线。

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5、

This theory has been proved by gas well test in field. According to the apparent steady state date in pressure drawdown curve, the control reserves of a gas well can be calculated correctly.

气藏现埸试验证实了该理论的正确性，并根据压力降落曲线中的视稳定状态资料，便能正确计算气井的控制储量。

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6、

Well Test Analysis by Using A Well Drawdown Curve in Multiple Deviated Well System

斜井多井系统中一口井压力降落曲线试井分析

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7、

According to the field observation and model test data of ground water drawdown speed and the ratio of drainage water quantity and evaporation, by using the theory of ground water seepage, a new method for determining the field drain spacing is advanced.

本文根据地下水蒸发试验资料，利用地下水动力学理论，提出了考虑蒸发影响下按地下水位下降速度标准进行田间排水沟（管）间距的计算方法。

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8、

Study on Self-Adaptive Neural Network Identifying of Void on Rigid Pavement Based on Frequency Drawdown Ratio

基于频率下降率的刚性路面脱空自适应神经网络识别研究

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9、

The main hydrogeological problems in Yuncheng basin are as follows. 1. To solve the regional groundwater drawdown cone problem, the quantity of groundwater resources must be investigated.

运城盆地存在的主要水文地质问题如下：第一查明地下水资源数量，解决区域下降漏斗；

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10、

We calculated the surface subsidence, horizontal displacement, incline, and current curvature using the groundwater drawdown, conical depression influence radius of water cone and ground property.

根据地下水降深、降落漏斗影响半径、岩土工程地质性质，计算降水引发的地表沉降值、水平移动、倾斜、曲率现状值。

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11、

Underground Substation at Shanghai Remin Square was used as example, the optimization method applied to groundwater drawdown project for deep excavation ( DGWE) is studied.

本文以上海市人民广场地下变电站深基坑降水工程为例，讨论最优化法在深基坑降水工程中的应用。

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12、

Characteristic of Groundwater Drawdown and its Sustainable Development Countermeasure in Minqin Basin

民勤盆地地下水水位下降特征与可持续利用评价

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13、

To Determine Critical Water Level by Correlation between Land Subsidence and Groundwater Drawdown

根据地面沉降与地下水头的关系求地面沉降临界水位

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14、

Analysis on Meteorological Contributing Factors of Groundwater Drawdown Funnel in Langfang

廊坊市地下水位下降漏斗的气象成因分析

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15、

The main pollution reasons include the species hydrogeologic conditions, sewage irrigation, landfill of municipal refuse, and regional groundwater drawdown.

最主要的污染原因有：独特的水文地质条件，污灌，砂石坑垃圾回填，及区域地下水位下降。

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16、

The results show that when increasing the wheel load, drawbar pull accordingly increase and the tractive efficiency show downtrend before uptrend.

随着轮齿高度的增加，挂钩牵引力会随之增大，车轮的最大牵引效率有所降低；

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17、

The maximum drawbar pull in earthmoving machinery is the one of main parameters in design and it is limited by the drive slip.

最大牵引力是土方机械设计的主要参数之一，其取决于对土方机械行走系统的滑转率的控制。

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18、

When the drive slip is less than 0.05~ 0.30 percent, the drawbar pull in earth-moving machinery is good.

滑转率在0.05～0.30时，可使土方机械的驱动力达到最佳。

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19、

Drawbar pull-weight ratio

牵引杆拉力-重量比

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20、

The predicting formula of the drawbar pull of driven wheels running on the sand is obtained by model test.

通过模拟试验，得出了驱动轮在砂地上行驶时的挂钩牵引力预测公式。

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