熔体破裂（MF）是挤出成型的一种不稳定流动。
除了不稳定流动区域，计算结果与流场显示结果符合良好。
The results are in good agreement with those of the water tunnel flow visualization results, except the periodic and unstable flow.
对近年来国内外关于熔体挤出不稳定流动现象的研究进展进行了介绍。
The research progress of the flow instabilities in recent years at home and a- broad is introduced in brief.
建立了井筒不稳定流动模型，提出了支撑剂影响下的混砂液摩阻计算方法。
Developed wellbore transient flow model and friction calculating method for the sand mixed fluids effected by propant.
在十字流膜滤的基础上采用不稳定流动方式，则压力驱动的膜过滤过程将得到强化。
The performance of pressure driven membrane processes may be significantly improved when unsteady fluid instabilities are superimposed on crossflow.
输油管道中油品的不稳定流动问题，可以采用各种数值法并借助计算机进行有效分析。
The unsteady flow in oil pipeline can be effectively analysed by use of different numerical methods as well as computers.
并完成了柴油机两级涡轮增压不稳定流动过程模拟计算程序的编制，实现了对过程的模拟计算。
The compiling of simulation calculation program for unsteady flow process of two-class turbocharged systems in diesel engines is completed in this paper.
结果表明，UHMWPS最显著的流变特征为超高的熔体粘度和低剪切速率下出现不稳定流动。
It was found that the rheological behavior of UHMWPS is remarkably characterized by its unstable flow at low critical shear rate and ultrahigh melt viscosity.
由实验与图像处理结果获得了“S”特性区的真实流态，讨论了“S”特性区不稳定流动的原因。
The flow patterns are analyzed according to the receorded video pictures. The unstable flow in S-shape characteristic region is discussed.
文章从动力学中固液耦合振动的角度出发，研究了油管柱内流体不稳定流动引起的油管柱振动问题。
A problem about tubing string vibration caused by the fluid unsteady flow inside tubing string is studied from the Angle of solid liquid coupling vibration in dynamics.
基于可压缩流体不稳定流动理论及地层流体渗流理论，建立了气体钻井过程中井筒瞬态流动的数学模型。
Based on the theory of unsteady flow of compressible fluid and the seepage theory of formation fluid, the mathematical model of the gas transient flow in the wellbore has been established.
液体在长输管道内不稳定流动问题可以采用各种数直解法并借助计算机来进行处理，如特征线法、隐式差分法等。
Numerical method for computer solution are used for fluid flow in long distance pipeline, such as characteristics method, implicit difference method and so on.
作者应用不稳定流动计算机模拟方法，不仅能估算排气消声器特性，还能模拟不同消声器结构对发动机性能的影响。
With the computer simulation of exhaust mufflers and IC engines, the influence of mufflers on engine performance as well as exhaust noise can be predicted.
然后应用数学物理方法，经过一系列的数学演算过程，最后得出描述各类环形管网内气体不稳定流动规律的数学表达式。
After making a lot of mathematical calculations by use of the mathematical-physical method, the formulas describing the gas unsteady flow in various loop networks are obtained.
研究了微可压缩流体在斜井内的不稳定流动状态，给出了数学模型，推导出了油井的完善程度和油井倾斜造成的表皮因子的计算式。
This paper analyzes the unsteady-state flow of a slightly compressible fluid into a slanted well and gives an equation for calculating the partial penetration and slanting of a well.
有限的仪器和设备加上不稳定的病人流动，使基层卫生机构的医生很少有机会进行复杂的临床操作。
Limited supplies and equipment, combined with an irregular flow of patients, leave doctors at this level with few opportunities to practice complicated clinical procedures.
2007-09的价格波动显示，在油价和资金流动的双重影响下，世界农业越来越不稳定。
The price fluctuations of 2007-09 suggested that uncertainty in the world of agriculture was deepening under the influence both of oil prices and capital flows.
这种全球化具有巨大的好处，但也由于金融一体化和资本流动不稳定带来了风险。
Such globalization has large benefits, but it also introduces risks associated with financial integration and capital flow volatility.
流动资产比重过低给银行造成的私人代价与流动性缺失(表现为市场不稳定和高利率)造成的公共代价相比，实在是太低了。
The private cost to Banks of being light on liquid assets was clearly too low compared with the public cost that the liquidity squeeze produced in terms of instability and high interest rates.
这种转移是不稳定的，回流性较强，因此，中国农村劳动力大多处于流动状态，而不是向城市较稳定的转移。
This kind of migration is unsteady and the reflux is stronger. Therefore, Chinese rural labor forces are in a floating condition instead of transferring stably toward the city.
本文的结果表明空间不稳定性分析是全面认识涡旋流动不稳定性的一种有用的工具。
The results show that spatial instability analysis is a useful tool for the comprehensive understanding of the instability behaviours of a swirling flow.
在抢救血流动力学不稳定中毒患者时，可用1.5毫升/公斤（100毫静推）20％的脂肪乳剂，如没有反应可在15分钟内按同样剂量重复一次。
Utilizing 20% lipid emulsion at a dose of 1.5 mL/kg (100 mL Bolus) IV with repeat in 15 minutes in no response is being recommended in patients hemodynamic instabiity due to poisoning.
二是对排气管的二维不稳定湍流流动进行了计算和实验研究。
The other is about the calculation and experiment of the two-dimensional unsteady turbulent flow in an exhaust manifold.
总体流动的不稳定性受到阻抑并且很小。
高温、高压、高压差的蒸汽调节阀中的流动不稳定导致异常的振动，造成阀门的磨损及阀杆破坏以及流动中的压损。
The unsteady flow in the high pressure steam valve cause unusual vibration, the valve pole to be destroyed, the pressure while flowing to be lost, etc.
热油管道再启动过程是一种不稳定的变物性耦合流动。
Restart process of hot oil pipeline is an unsteady property-variable coupling flow.
德国汉莎航空公司已为自己的战略，以确保最低限度的资金流动性永久作为对付周期性波动以及金融市场不稳定的缓冲区可用。
Lufthansa has set itself a strategic minimum liquidity to ensure that funds are permanently available as a buffer against cyclical fluctuations and volatile financial markets.
德国汉莎航空公司已为自己的战略，以确保最低限度的资金流动性永久作为对付周期性波动以及金融市场不稳定的缓冲区可用。
Lufthansa has set itself a strategic minimum liquidity to ensure that funds are permanently available as a buffer against cyclical fluctuations and volatile financial markets.
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