Rapid Manufacturing Method of Drip Irrigation Pipe In-line Tubular Emitter Based on Rapid Prototyping& Manufacturing Technique Experimental study on hydraulic characteristics of the microtube emitter

1、

Approximate analytic solution for gas flows in a long microtube

长微管道气体流动的近似解析解

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2、

This research is aimed at determining the critical Reynolds number of the transition from laminar flow to turbulent in the microtube.

研究旨在确定微管道内流动从层流到湍流转捩的临界雷诺数。

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3、

From the simulated result, gravity had so little effect on flow condensation heat transfer in microtube that it could be neglected.

模拟的结果表明，重力对微圆管流动凝结换热的影响非常小，可被忽略；

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4、

It is shown that the Nusselt numbers inside microtube are still in the range of 3.66 and 4.36 with convective heat transfer boundary condition outside the tube.

结果表明，当管外为对流换热边界条件时，管内充分发展对流换热的Nu依然在3.66～4.36之间。

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5、

The Rarefaction and Compressibility Effects of the Gas Flow in Circular Microtube

微细圆管中气体流动的稀薄效应和可压缩效应

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6、

Therefore, the microwave adsorbing property is the best when the carbon microtube content is 1.0 wt%.

因此，碳微米管含量为1.0wt%时综合吸波性能最佳。

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7、

An Experimental Study of Flow and Heat Transfer in a 19.6 μ m Inner Diameter Quartz Microtube

19.6μm内径的微石英管内部流动与传热的实验研究

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8、

Methods We placed microtube into the entrance of fallopian tube to separate the adhesion with high pressure.

方法将改制微导管插入至输卵管近端入口，应用推注的压力分离粘连。

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9、

An experimental research of gaseous flow in microtube and analysis for effect factors

微细管内气体流动特性实验研究及影响因素分析

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10、

First order slip velocity and jump temperature boundary conditions are employed to deter-mine the developing flow and heat transfer in the entrance region of a microtube.

基于圆形微通道的能量守恒及热传导方程，在考虑速度滑移和温度跳跃的情况下，利用逆解法得到了一个热充分发展的温度场计算式。

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11、

Manipulating and amending the field photos, the exact temperature distribution along wall of the microtube is gained and the quantity of the axial conductive heat is also obtained.

经过图像处理及修正后，得到较为精确的沿壁面的温度分布，进而求得微管沿壁面的导热量。

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12、

Experimental study on axial wall heat conduction for steel microtube under forced convection

对流换热条件下微钢管壁面轴向导热的实验研究

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13、

Features of electron density and time-resolved X-ray spectra from lateral jet nozzle of Mg microtube target

Mg微管靶喷口电子密度及X射线谱的时间分辨特性

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14、

A new tube-cutting method was employed to measure the pressure distribution along a microtube with diameter of 84.7 μ m.

本文采用短管重现长管中流动状态的方法，实验测量了内径为84.7μm的微细管内气体流动的沿程压力分布。

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15、

Paclitaxel is new broad-spectrum anti-tumor drug, which has a unique mechanism of promoting the stability of microtube and inducing apoptosis.

紫杉醇是新型广谱高活性抗癌药，其独特的作用机理是促进微管聚合并稳定微管结构，诱导肿瘤细胞凋亡。

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16、

A Visual Experimental Study on Surface Temperature Field in Stainless Steel Microtube

微型钢管外表面温度场可视化实验研究

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17、

For laminar microtube flow, solutions using RVM would induce higher flow resistance and thus reduce the volume flowrate.

层流微小圆管中，采用RVM模式的数值解会使流动阻抗降提高因而降低体积流率；

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18、

Application of charcoal powder microtube method in the identification of bacteria

炭末明胶微量管在细菌鉴定中的应用

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19、

Conclusion Gelatin liquefaction tests performed by charcoal powder gelatin microtube methods can get result rapidly and clearly, and can save reagents.

结论采用炭末明胶微量管进行明胶液化试验反应快，结果明了便于观察，试剂用量少，体积小且能室温长期保存，优于营养明胶法，X线胶片法和常量炭末明胶法。

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20、

Effects of axial heat conduction in the wall on convective heat transfer in microtube have been studied analytically.

本文通过数值解析的方法研究了考虑壁面轴向导热时微细管内的对流换热。

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