空化

In the experiment research, the detailed processes of capitation bubble oscillation property and bubble collapse are gained by the fiber-optical detection sensor. Furthermore, th...

本文研究结果既可避免激光等离子体冲击波和空化带来的危害，也为合理利用激光等离子体冲击波和空化现象提供理论和实验依据，可供激光加工、激光医疗、水下激光加工和相关流体力学的研究参考。

Employing the finite difference calculus, the cavitation bubble pulsating performance with the change of liquid viscosity, gas content, surface tension and condensability is obtained. In the experiment research, the detailed processes of capitation bubble oscillation property and bubble collapse are gained by the fiber-optical detection sensor. Furthermore, th...

本文研究结果既可避免激光等离子体冲击波和空化带来的危害，也为合理利用激光等离子体冲击波和空化现象提供理论和实验依据，可供激光加工、激光医疗、水下激光加工和相关流体力学的研究参考。

The time evolutions of the shape of cloud cavities, the lift and drag force around the hydrofoil have been obtained, and compared with experimental results.

采用不同的修正系数，分别计算了绕Clark-y型水翼云状空化流动，获得了随时间变化的空化形态和升、阻力等流场及动力特性。

These research results will provide the theoretical and experimental reference to laser processing underwater, laser medicine and corresponding hydromechanics.

本文研究结果可为水下激光加工、激光医疗和相关流体力学的研究，即避免空化带来的危害，同时也为合理利用空化现象提供理论和实验依据。

After solving the bubble radius change rule, the velocity of the bubble growth and the collapse process is gained using numerical differential coefficient method.

求解出空化泡半径变化规律之后，本文应用数值微分的方法，求出不同初始半径空化泡壁的膨胀和崩溃速度。

Besides closing velocity of occlude is an important index for cavitation potential of MHV.

空化机理分析表明，阻塞体关闭速度是衡量机械瓣空化趋势的重要参考指标。

Numerical simulation of the flow field across an ogive headform/cylinder body was performed to confirm the accuracy and reliability of the presented methodology.

采用具有试验数据的拱形头部圆柱体空化绕流考核了所提出的空化模型和算法的准确性和可靠性。

It gives up the unreasonable spherical hypothesis which is out of accord with the reality.

考察了不同壁面、空泡离壁面的距离和空泡的气体含量对空泡演化及辐射噪声的影响，该方法将边界元方法得到的空泡演化情况与声学方程在特殊情况下的解结合起来，放弃理论分析上不合理的球形假设，并考虑了边界的影响，这样更符合实际的空化现象，得到了与实验相一致的结论。

A series of experiments relating to bubble cloud of cavitating water jet were carried out for different nozzles within different pump pressures and ambient pressures.

在不同泵压和淹没压力条件下针对不同类型的空化喷嘴，对空化水射流的空泡云长度进行了一系列实验研究。

Moldeling and simulation of bubble motion caused by ultrasound using MATLAB The model to describe bubble dynamic motion caused by ultrasound was presented, which included the effects of fluid viscosity, surface tension and vapor pressure of the solvent.

超声空化气泡运动过程模拟及模型的求解建立了超声作用于均相液体中空化泡运动的动力学模型，模型中考虑了液相的动力粘度、表面张力和溶剂的蒸汽压对空化泡运动特性的影响，用MATLAB对建立的普遍化的模型方程进行了数值求解和过程模拟。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。