槽模型是将天然的多孔介质区域按比例缩小的模型。
The sand box model is a reduced scale representation of the natural porous medium domain.
砂槽模型是将天然的多孔介质区域按比例缩小的模型。
The sand box model is a reduced scale representation of the natural porous medium domain.
这些就是目前的原理，迄今为止，除了一些在低海拔的飞行测试，唯一的平流层测试是涉及一个按比例缩小拴在气象气球上的模型。
That is the theory, at least. So far, apart from some low-altitude test flights, the only stratospheric tests have involved a scaled-down version tethered to a weather balloon.
舞美师要负责制造按比例缩小的舞台模型，画舞台的设计图，并和整个制作团队进行沟通。
Scenic designers are responsible for creating scale models of the scenery, paint elevations and scale construction drawings as part of their communication with other production staff.
利用流体力学的相似原理，按一定的比例缩小构建出实物模型，这样可以节省试验费用和试验空间。
Finally using hydrodynamics similar principles and by reducing the proportion of a certain kind of model, which would save the cost of experiments and experimental space.
现在的通常作法是按比例缩小的桥梁模型放在风洞里检测它们的空气动力抵抗力。
It is now common practice to test scale models of Bridges in wind tunnels for aerodynamic resistance.
物理模型是由将影响某物理现象或过程的因素按比例缩小后制作而成，通过模拟可以研究其机理并进行预测。
We can study the mechanism and make predictions by simulating the model. Similarity criterion is the conditions which make the model phenomenon similar to the prototype phenomenon.
物理模型是由将影响某物理现象或过程的因素按比例缩小后制作而成，通过模拟可以研究其机理并进行预测。
We can study the mechanism and make predictions by simulating the model. Similarity criterion is the conditions which make the model phenomenon similar to the prototype phenomenon.
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