查询词典 pressures

Considering the features of solid rocket motor jet, a kind of experimental equipment based on the pitot tube technology for measuring the multi-point pressures was developed.

结合固体火箭燃气射流的特点，开发了基于皮托管技术的多点压力参数实验测量装置，运用实验的方法，对燃气射流流场进行了研究。

The Ultraviolet-visible spectrum and FTIR spectra of wine processed by UHP was studied, the UV spectrum of wine was affected by different pressures and time, 300MPa was a point of UV spectrum inflection.

通过对超高压处理后的新鲜葡萄酒的紫外可见吸收光谱分析，结果表明：处理压力和处理时间对紫外可见吸收光谱均有一定的影响，300MPa是葡萄酒紫外可见吸收光谱曲线变化的处理拐点。

Utilizing the polar angle transform, the expressions of the displacements, stresses and pore pressures of saturated soil and those of the liner in the mapping plane can be obtained.

在此基础上，将原像平面中任意形状的衬砌内外边界处的边界条件代入到映像平面中圆环势函数的关系式中，从而求出饱和土中衬砌介质在弹性稳态体波作用下产生的动态响应。

In addition, the relationship between porosity and partial pressures of mixed gases was obtained.

同时也获得了Gasar凝固试样的气孔率随气体分压变化而变化的规律。

The variation of positive selective pressures from initial positive selection to eventual purifying selection not only represents the adaptive evolution of S protein from animals to human, but also provides a good clue to investigate the interspecies transmission of other viruses.

从最初的阳性选择到最后的负选择，S蛋白经历了变化的自然选择压力。这种变化的选择压力不仅反映了SARS-CoV由动物向人类跨种传播的适应性进化过程，也为研究其他病毒的跨种传播机制提供重要线索。

The precursive Fe3O4 films were sulfurized using constant current electrodepositing and oxidation treating, and Fe3O4 films was transformed into FeS2 thin films after heat sulfur annealing of 400℃ at different sulfurizing pressures.

采用恒流电沉积及氧化处理制备Fe3O4先驱体薄膜，再通过400℃下的热硫化退火，使Fe3O4先驱体薄膜在不同硫压下转变成为多晶FeS2薄膜。

Under the action of high confining pressures, the main reasons for the decrease in the strength of frozen fine sand are: pressure melting of pore ice, particle-size breakdown and the growth of microcracks; for frozen silty clay, they are: pressure melting of pore ice and the growth of microcracks.

围压作用下，影响冻结砂土强度弱化的主要原因是孔隙冰的压融、矿物颗粒细化和微裂隙的发育；影响冻结粉质粘土强度弱化的主要原因是孔隙冰的压融和微裂隙的发育。

Based on the principle of variation of earth pressures on the culverts under different conditions, including topography, span of culvert, density of fill and the type of structure, and the property of arching action above the culvert, a nonlinear earth pressure theory for culverts beneath high fill is presented, the theory suggests the earth pressure on the culverts beneath high fill can be calculated with the formula σ=ξγH〓 as the fill up to higher height.

把这种方法与其它地下洞室的土压力计算理论进行的对比分析结果表明，非线性土压力理论考虑了填土达到一定高度时在涵洞上方产生的拱效应以及土拱的不稳定性特点，其计算的土压力明显低于不考虑拱效应的低填方涵洞土压力计算值，但高于具有稳定土拱效应的地下洞室土压力理论得到的土压力。

The fruits of research in the thesis as follow:(1) The principle of variation of earth pressures on the culverts beneath the high fills are investigated in the thesis.

论文通过模型试验和数值模拟计算，研究了狭窄沟谷地形、宽坦沟谷地形、岸坡设涵和坡脚设涵四种边界条件下的高填方涵洞土压力随填土高度变化的规律，研究结果表明，在各种边界条件下，高填方涵洞涵顶土压力变化规律相似，当填土达到一定高度后，仍有部分土压力传递到涵顶上，使高填方涵洞的土压力不随填土高度成线性增加，土压力呈非线性变化，高填方涵洞的土压力明显低于理论土压力σ=γH计算值。

We calculated the pressures up to 1000 MPa for gun propellants with different compositions.

在1000MPa的压力范围内，理论计算的最大压力与实测值具有较好的一致性。

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。