管内的

Separator; 2— air compressor; 3— oil tank;4— water tank; 5— oil pump; 6— thermocouple;7— pressure meter; 8— valve; 9— orifice; 10— oil-gas mixer; 11— test section

首先讨论分层流情况下一维瞬态两流体模型，图2给出了水平管内油气共同流动分层流时的示意图。

The density functional theory is used to estimate hydrogen adsorption in single-walled carbon nanotube arrays.

作者利用密度泛函理论计算了氢气在单壁碳纳米管束（SWNTs中管内和管间的吸附。

ABSTRACT Theoretical and experimental investigations of the performances of heat transfer and pressure drop for saturation flow boiling in ...

本文着重研究非共沸混合工质R32/R134a（25%/75%Wt）在水平微翅管内流动沸腾换热的规律。

An experimental study of frictional pressure drop characteristics of R410A-oil mixture flow boiling inside straight and C-shape horizontal enhanced tubes was performed.

实验研究了环保制冷工质R410A-润滑油混合物在直强化管和C形强化管内流动沸腾的摩擦压降特性。

New correlations of frictional pressure drop for R410A-oil mixture flow boiling inside the straight enhanced tube and C-shape enhanced tube were developed respectively based on the mixture properties.

基于混合物性开发了R410A-油混合物在直强化管和C形强化管内流动沸腾的压降关联式。

According to boundary layer theory, a physical and mathematical model of falling film absorption in a vacillating vertical tube with TFE/NMP solution is presented for the first time based on the study of that absorption inside a static vertical tube.

根据边界层理论，在静态降膜吸收研究的基础上，首次提出摇摆状态下TFE／NMP垂直管内降膜吸收过程物理和数学模型。

An experimental apparatus of falling film absorption in a vacillating is set up to check the reliability of theoretical model and to have a deep understanding of heat and mass transfer of practical falling film absorption. Falling film absorption with TFE/NMP solution in a static vertical tube and that in a vacillating tube are investigated respectively.

为验证理论模型的可靠性并进一步深入了解实际摇摆降膜吸收过程中热、质传递情况，自建了摇摆振动单管吸收试验台；分别对静止和摇摆状态下TFE／NMP垂直管内降膜吸收进行试验研究。

A needle is inserted in the spinal canal to determine the pressure of the spinal fluid.

一针插入，在椎管内，以确定压力的脊髓液。

Objective:To investigate the value and limitation of MR myelographyin depicting the spinal canal obstruction.

目的：探讨磁共振椎管水成像对揭示椎管内梗阻部位及原因的价值及限度。

Although fatty protrusions are often observed along the path of the spermatic cord, true lipomas are not commonly reported.

虽然手术时常可在腹股沟管内发现脂肪组织，但是真正的脂肪瘤却不多见。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。