水下气泡幕的激光后向散射特性与气泡密度、气泡幕距离关系密切。
The powers have relations with bubble densities, the thicknesses of bubble film and the distance between the laser and the bubble film.
同时，随着观测点在尾迹中的位置距目标船的接近，气泡密度不断增大，反射率也随之增强。
Besides, the bubble density and reflectance increased with the wake observation position approaching the target ship.
这个过程形成的炽热气泡结构恰好可以抵御周围分子云中密度更高物质的压力。
The process blasted out material to form the bubble structure of glowing gas against denser material in a surrounding molecular cloud.
由于粉末棒密度不均匀，生长过程中又有气泡产生，CO2光源的功率必须严格控制，并随时调整以适应单晶光纤的生长。
The power of CO2 laser is critical due to the non-uniform density and the air bubble in it. It must be strictly controlled.
提出了一种利用图像处理手段获取舰船尾流中气泡大小和密度的新方法。
A new method, by which the bubble's size and density of the ship wake can be obtained by using image processing methods, was put forward.
不过由于气泡很小，塑料的密度仍然很高，在弯曲电缆时能使导线保持在中心。
However, as a small bubble, the density of plastic is still high, bending wire power cables can maintain the center.
结果表明：气泡是影响分选精度的重要因素，其体积分率的变化与床层密度波动密切相关。
The result shows that the bubble is an important factor influencing coal separation, and the variation of its volume fraction is closely related to the variation of density of ADMFB.
密度高的冰，潮湿并且混合气泡。
阐述了舰船尾流气泡的分布特性和气泡数密度的衰减特性。
In this paper, the distribution characteristic and the attenuation characteristic of number density of the bubbles were described.
针对微孔塑料挤出的全过程，对影响气泡成核、成长及泡孔密度的诸多因素如预定型压力、熔体温度、粘度、气泡界面张力、定型卷取速度。
Many factors affecting cell nucleation and cell growth among the extrusion process such as preshaping pressure, melt temperature, melt viscosity, interfacial tension, take-up speed and the te.
实际探测尾流时，只要测量到了透射比，就可以由这个关系式得到实际的气泡数密度。
So in actual detection of wake bubbles, one can easily obtain the bubbles number density utilizing the function, after the energy transmission ratio is measured.
用改进后的气泡最大压力法测定了水、熔盐、熔渣的表面张力及密度，得到十分满意的结果。
It is claimed that the improvement effects on the observed data from the determination of surface tension and densities for water, molten salt, slag surfaces are very sati…
针对微孔塑料挤出的全过程，对影响气泡成核、成长及泡孔密度的诸多因素如预定型压力、熔体温度、粘度、气泡界面张力、定型卷取速度。
The influence of technological condition on cell nucleation was studied in microcellular plastics extrusion processing for supercritical CO2/PS by a finite element method CFD.
针对微孔塑料挤出的全过程，对影响气泡成核、成长及泡孔密度的诸多因素如预定型压力、熔体温度、粘度、气泡界面张力、定型卷取速度。
The influence of technological condition on cell nucleation was studied in microcellular plastics extrusion processing for supercritical CO2/PS by a finite element method CFD.
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