wall drag 中文意思是什麼
wall drag
解釋
井壁阻力-
One product receiving rave review is drag draw, a light pen and eraser set that lets kids draw whatever they want on the wall via a laser projector
可讓小朋友隨意在特製強面上塗鴉的魔術刷、魔術橡皮擦、魔術棒飽受好評。 -
One product receiving rave reviews is drag draw, a light pen and eraser set that lets kids draw whatever they want on the wall via a laser projector
其中最受好評的是可以讓小朋友隨意在特製墻面上塗鴉的魔術刷、魔術橡皮擦、魔術棒，以及用一種雷射投影器所組成的塗鴉桶。 -
Cylinder wall drag
活塞環與缸壁的摩擦阻力 -
If i have to tie you to my horse and drag you all the way to hadrian ' s wall myself
我只好把你拖在馬尾巴後面一路去往哈德里安長城 -
Mechanism of drag reduction by spanwise wall oscillation in turbulent channel flow
壁面展向周期振動的槽道湍流減阻機理的研究 -
Experimental investigation of drag reduction mechanism over compliant wall and multi - scale coherent structure control in turbulent boundary layer
柔性壁面湍流減阻機理與多尺度相干結構控制的實驗研究 -
The forces acted on the bubbles are drag, virtual mass, lift, wall lift, pressure gradient, and gravity
氣泡受力包括相間阻力、虛質量力、升力、壁面升力、壓力梯度和重力等。 -
It is found that drag reduction occurs with adequate wavenumbers and grows with an increase of h. the mechanisms are revealed through variations of velocity profile and the decrease of wall shear stress
分析減阻機理是流速分佈曲線及近壁區速度梯度介於層流與湍流之間， h值增大引起壁面剪應力顯著下降。 -
Adding injection on bottom or fore wall of cavity, based on chief injections on upstream, provides worse lean flameholding performance. experiments on the drag of cavity flame holder were conducted by force measurement system
利用直連式試驗臺推力測量系統，對凹腔火焰穩定器的阻力特性進行了試驗研究，主要對不同噴注方式、不同當量比時的熱試阻力特性進行了對比和分析。
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