point precipitation的例句大全

Combination of Parallel Pilot Hole and Well Point Precipitation in Tunnel

平行导坑与井点降水在隧道中的结合

design of deep well point precipitation in pipe canal digging and its application

深井井点降水在管沟开挖中的设计与应用

At the same time, the method of light well point precipitation is also used to decrease the groundwater level, which can ensure the slope stability of foundation.

同时，采用轻型井点降水能够有效降低基坑地下水位，确保基坑边坡稳定。

An attempt to offer a new treatment of end point error in precipitation titration by using hyperbolic sine function is given in this paper.

基于沉淀滴定基本原理，利用双曲正弦函数性质提出了一种处理沉淀滴定终点误差的新方法。

In this paper, taking municipal infrastructures in the city of Xuzhou as an example, the technical economy of precipitation of light well point and deep well point is analyzed and compared. It suggests using precipitation of deep well point.

以我市市政基础设施为例，对轻型井井点降水与深井井点降水技术、经济进行了分析和比较，建议尽可能采用深井降水。

Cainan crude oil is a parafin-based crude. Its wax precipitation point is between 48~ 50 ℃ and anomalistic point is at 20 ℃. In the light of these characteristics, the heating and drugging treatment tests have been made.

彩南原油属石蜡基原油，析蜡点在48～50℃之间，反常点为20℃，针对这些特性，进行了原油热处理和添加改进剂综合处理试验。

A diode laser was the light source and the laser-scattering detector was used to monitor the precipitation occurring just after the equilibrium point.

半导体二极管激光为发射光源，散射光源探测器用于监测溶液中HA的溶解平衡过程并判断超越溶解平衡点所出现的沉淀。

Special attention has been paid to relationship between the end point error and maximum sharpness index for precipitation titration.

导出了一个内含最大敏锐指数的终点误差公式，由此获得了一个计算沉淀滴定突跃范围的公式。

The rheological properties of plugging substance was studied and the wax precipitation point was determined to be about 65 ℃ by the viscosity_temperature curve measurements.

通过堵塞物样品粘温曲线的测定，研究了堵塞物样品的流变特性，并确定了其析蜡点温度为65℃。

through comparison with other methods, dsc method of measuring wax precipitation point and wax content is proved to be feasible.

经过与其它方法比较，证明了用DSC法测定原油析蜡点、含蜡量是可行的。

determining wax precipitation point of crude oil in flowing gas/ oil two-phase mixture by using rotating wheel flow simulator

用转轮流动模拟器测定气液混输管道中原油析蜡温度

the hot fracturing fluid technology is developed and applied, by raising the fracturing fluid temperature so that its temperature is higher than the wax precipitation point, and this minimizes the formation damage because of cold fracturing fluid.

研制应用了热压裂液工艺技术，使压裂液入井温度高于原油析蜡温度，降低了压裂液对地层产生的冷伤害。通过试验优选出了热压裂液配方。

A turbidity sensor, a turbidity titrator, and a method to indicate the titration end-point of precipitation reaction by the measurement of the relative intensity of the scattered light in the titrate solution were introduced.

报道了一种实用的浊度传感器及浊度滴定仪，以及一种利用此仪器检测溶液的浑浊程度（溶液中散射光相对强度）来判断沉淀反应滴定终点的方法。

relationship between viscosity and temperature of heavy oil and heavy oil emulsion is matched. wax precipitation point of heavy oil is 50 ℃. up and down wax precipitation point, curves of viscosity-temperature are straight lines respectively under semilog coordination, and regression coefficient is high.

对江37区块稠油及稠油乳状液的黏温关系进行了拟合，稠油的析蜡点为50℃，析蜡点前后，在半对数坐标系中，黏温曲线分别为直线，回归系数较高。

Chemical characteristics of summer precipitation at Point Barrow, arctic Alaska

阿拉斯加北坡巴罗地区（BARROW）水体的pH值和电导率分析北极阿拉斯加巴罗地区夏季降水化学特征

End Point Error in Precipitation Titration

沉淀滴定中的终点误差