12, STT:表面张力焊接技术(The Surface Tension Transfer)的英文缩写.13, AUT:自动超声波探伤,(Automatic Ultrasonic Technique)的英文缩写.
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Considering gravity, interfacial shear stress, surface tension and interfacial thermal resistance, the analysis model for annular flow condensation heat transfer in microtube was presented.
本文提出了微圆管内环状流凝结换热的分析模型，考虑了重力、汽液界面剪切力、表面张力以及界面凝结热阻的作用。
In the gas liquid mass transfer processes, solute concentration gradients may produce surface tension gradients, resulting in interfacial turbulence at the interface.
气液相际间传质过程中，由溶质浓度梯度产生的表面张力梯度可以导致相界面湍动现象。
The application of a new welding process shield by CO2 - STT (surface tension transfer) is introduced in construction of jacket.
介绍近几年出现的一种新型的CO_2气体保护焊接方法——表面张力过渡焊在导管架建造中的应用情况。
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