Then I have the total mass of A divided by the number of moles of A.
然后是A的总质量,除以A的摩尔数。
Dr Angel estimates that the total mass of the sunshade required would be around 20m tonnes.
安吉尔博士估计这个巨大的遮阳天棚的总重量大约会在20,000,000公吨。
The human brain accounts for roughly 2% of the total mass of the human body, yet it consumes over 20% of the oxygen and nutrients the human body intakes.
人类大脑重量大致占身体总重量的2%，然而却消耗超过20%的人身体所吸收的氧气和营养。
While it emits no light, this dark matter far outweighs the Milky Way's hundreds of billions of stars, giving the galaxy a total mass one to two trillion times that of the sun.
这种黑物质不发光，但它远远重于银河系数以亿计的恒星，使银河系的总质量达到太阳的一至二万亿倍。
The total mass of an atom is determined very nearly by the total number of protons and neutrons in its nucleus.
一个原子的总重量能够近似取决于这个原子核中的质子数和中子数之和。
The total mass balance of Circulating Fluidized bed Combustion (CFBC) with coal ash as bed inventory is studied.
本文建立了以煤燃烧成灰为床料的循环流化床总体质量平衡数学模型。
The ratio of water relative to the total mass of the hydrocarbon solvent and water is not more than 30% by mass.
水相对于烃溶剂和水的总质量的比例为30质量％以下。
Special type of vehicle not allowed for registration due to the issue of not meeting the national standard of axle load, total mass, outline, size.
因轴荷、总质量、外廓尺寸超出国家标准不予办理注册登记的特型机动车。
A soft-measurement model based on the adaptive wavelet neural network was developed to measure the total mass flow-rate of oil-water two-phase flow.
采用的方法中构建了基于自适应小波神经网络的油水两相流质量流量软测量模型，实现了两相混合总质量流量的测量。
The simulated results provide the evidence for the management of Marine environment quality, and the total mass control of pollutants in Jiaozhou Bay.
模拟结果可为胶州湾水质管理、入海污染物总量控制提供依据。
The dialysis experiment was carried out with animal blood added urea and total mass transfer coefficient K was obtained again by treatment of experimental data.
应用含尿素的动物血液进行透析实验研究，由实验数据处理得到总传质系数K。
The calculation of height of mass transfer zone and total mass transfer coefficient of adsorption column provides a basis for the design of size-enlarged plant.
文章计算了吸附柱的传质区高度和总传质系数，为放大设计奠定了基础。
Comparing the calculated mass and the total mass of the light-emitting galaxies in the galaxy cluster would determine the amount of dark matter that exists in the galaxy cluster.
把计算出的质量和星系团中发光星系的总质量相比较，就能确定出星系团中存在多少暗物质。
A novel heat pump ice thermal storage integration scheme based on reducing total mass (including relative power system mass) of thermal control system of spacecraft is presented.
提出了旨在降低热控系统质量的热泵-蓄冷组合热控方案。
In fact, based on the expected neutralino mass and its low tendency to collide, the total mass in neutralinos almost exactly matches the inferred mass of dark matter in the universe.
事实上，从中性伴子预估的质量及它不易碰撞的倾向可得出：中性伴子的总质量与我们推算宇宙中暗物质的质量几乎完全相同。
The results indicate that the DMTMD provides better effectiveness and robustness to the change in the frequency tuning than the multiple tuned mass dampers (MTMD) with equal total mass.
数值结果表明，双层多重调谐质量阻尼器(DMTMD)比多重调谐质量阻尼器(MTMD)具有更好的有效性和对频率调谐的鲁棒性。
Adsorption model for TP mass transfer with XDA-1 resins was set up and the height of mass transfer zone and total mass transfer coefficient in different operation conditions were calculated.
建立了XDA - 1树脂柱吸附茶多酚过程的传质模型，并根据该模型分别计算了不同操作条件下相应的物质总传质系数及传质区长度。
The problem of multistage design of gas turbines is formulated as a multiobjective nonlinear programming problem with the objective functions of minimum aerodynamic loss and total mass of the turbine.
将多级燃气涡轮的设计问题表述为其空气动力学损失和质量为极小化目标的多目标非线性数学规划问题。
The problem of multistage design of gas turbines is formulated as a multiobjective nonlinear programming problem with the objective functions of minimum aerodynamic loss and total mass of the turbine.
将多级燃气涡轮的设计问题表述为其空气动力学损失和质量为极小化目标的多目标非线性数学规划问题。
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