临界的

We deduce the formula of the critical thickness of ablator, and put forward the rule of how the thickness of ablator affect the velocities and the stability of flyer.

理论上从阻抗失配效应的临界密度公式，推导出了烧蚀层的临界厚度，并推广到飞片的情形，提出了烧蚀层厚度对飞片速度和稳定性的影响规律。

Finally,we introducethe closure operations defined by Bondy[9]and Hanson[24]into the investigation ofthe hamiltonicity of 3-domination-critical graphs and shorten the proof of Wojcicka'sconjecture successfully.

最后，我们将Bondy[9]，Hanson[24]等人定义的闭包运算引入到3-控制临界图的哈密尔顿性质研究当中，成功地简化了Wojcicka猜想的证明，研究了3-控制临界图的哈密尔顿连通性。

If all the flows getting into the system were constrained by the leaky-bucket parameters, the maximum cell delay and the buffer content bound were got when the capacity of the crosspoint was enough, and the maximum cell delay and the buffer capacity bound which can guarantee the maximum cell delay were also got when the content of the crosspoint was not enough.

在各数据流都由令牌桶参数约束的条件下，得到了交叉点缓存容量足够大情况下的最大信元时延和缓存临界容量大小，还得到了交叉点缓存容量不足够大情况下的最大信元时延以及保证信元具有时延上界的缓存临界容量大小。

The effects of sodium laurylsulfonate and butanol on upper critical solution temperature s for water-phenol were studied by means of cloud point.

浊点法研究了十二烷基磺酸钠和正丁醇对水-苯酚系统上临界溶解温度的影响，结果发现在试验的浓度范围内，该系统的上临界溶解温度随十二烷基磺酸钠质量分数的增大而线性下降。

The apparent degradation reaction activity energy of PET and PC are evaluated to be 27. 19kJ. mol〓 and 35. 75kJ. mol〓 in system noncritical region respectively. The mass transfer and scatter, which are the controlling factors of degradation in system noncritical region, change into chemical reaction in system critical region, where the activity energy of PET and PC are evaluated to be 89. 79kJ. mol〓 and 80.61kJ. mol〓 respectively.

在系统的非临界区域，PET、PC的降解为液固相反应，反应速率很低，其降解反应表观活化能分别为为27.19KJ.mol〓和35.75KJ.mol〓，为传质、扩散控制；在系统的临界区域，PET、PC的降解为液态均相反应，降解反应速率显著提高，其降解反应表观活化能分别为89.79KJ.mol〓和80.61KJ.mol〓，为化学反应控制。

So we put forward fracture criterion of the deviator strain energy density factor and fracture criterion of the deviator strain energy for the mixed-mode crack propagation, simplifies as criterion and criterion respectively.

作为应用举例，它们成功地预测了复合型裂纹的启裂角和临界荷载，将其与现有的理论结果和实验数据进行比较，其结果是在预测裂纹启裂角方面优于Sih的S准则，而预测的临界荷载偏保守。

Since the aldehyde groups can be reversibly converted into enol groups depending on acidity and alkalescence of environment, the inter-and intra-molecule interaction of CMDA can be adjusted by changing the pH of medium, as a result, the self-assembly behavior of CMDA may be altered.

结果表明，CMDA在水中自组装形成纳米自聚集体，在pH=4.0和pH=10.83溶液中CMDA的临界聚集量浓度值分别为0.002mg／mL和0.005mg／mL，比中性环境中的临界聚集量浓度（0.02mg／mL）低了1个数量级。3种pH条件下自聚集体溶液表面张力具有共同的变化趋势，但在酸性与碱性条件下具有更好的表面活性。

Flory found for the first time that the zero shear viscosity of thepolymer in melt is proportion to its molecular weight for flexible polymersin 1940. Hereafter Fox and Flory found that the zero shear viscosity isproportion to M〓 when the molecular weight is above the critical value,and is proportion to M when below the critical value.

1940年Flory首先发现对于柔性链聚合物而言，其液态的零切粘度同其分子量成正比；此后， 1948年Fox和Flory发现当聚合物链的长度超过某一临界值时，粘度与分子量的3.4次方成正比，而在临界值之下时粘度与分子量的1次方成正比。

According to the method, the effect functions of imperfections about buckling loads of the composite sheet—space lattice shell and she single layer lattice shell are obtained. These effect functions can be simply used to determine the nonlinear buckling loads of engineering structures with imperfections.

并运用该方法，分别计算编制了板片空间结构和普通单层网壳的缺陷对临界荷载的影响函数图表，根据图表中均值和方差函数以及缺陷敏感性指标，在设计该类结构时可以较简便地确定缺陷对临界荷载的影响。

Based on the amendment to the classical theory of labor value, this article primarily studies the cost recovery principle in the determination of knowledge value and price, clarifies the critical price level and critical transaction volume of knowledge in the fractal reproduction of knowledge, and finally points out the applicability of labor cost st...

本文从修正古典劳动价值论出发，主要探讨了知识价值和价格决定中的成本补偿原理，阐明了在知识分形再生产条件下围绕成本结构变化的知识临界价格水平与临界交易量，并对劳动成本观点的适用性进行了初步分析。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。