他们在大气压强下做所有的实验，他们得到一级速率。
They were doing all their experiments at atmospheric pressure. They were getting a first order rate.
利用赤泥制备了抗压强度达到国家烧结砖标准中MU30级要求的烧结砖，并研究了粘土掺量对赤泥烧结砖性能的影响。
The effect of clay additive on the performance of fired red mud brick, which satisfies the demands of MU30 in the national standard of fired brick, is researched in this report.
本文应用一致性时域有限差分法（FDTD）和近场远场变换计算散射声目标的反射声压强度，找出反射声压级与目标声中心到换能器间距离的关系。
Using the finite difference time-domain (FDTD) method and near field to far field transformation, pressure of the reflected sound from the scattering target is calculated.
结果表明，集料级配对二灰碎石的抗压强度有显著影响；
The result indicated that the aggregate gradation has a remarkable effect on the compression strength.
根据室内试验的结果，采用直观分析和方差分析方法分析了集料级配对二灰碎石混合料不同龄期抗压强度的影响。
The effects of aggregate gradation on lime-fly ash bound macadam "s compression strength in varied ages were analyzed. The direct-vision and variance analysis were adopted in indoor tests."
根据室内试验的结果，采用直观分析和方差分析方法分析了集料级配对二灰碎石混合料不同龄期抗压强度的影响。
The effects of aggregate gradation on lime-fly ash bound macadam "s compression strength in varied ages were analyzed. The direct-vision and variance analysis were adopted in indoor tests."
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