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- total mass number 总质量数
- Total mass fraction of EPA and DHA can give 28.32%. EPA和DHA乙酯总含量(w)达到28?32%25。
- The total mass of living matter within a given unit of environmental area. 生物量在给定单位环境面积中生命物质的总量。
- Chemical element is the general term for the same type of atoms with the same mass number. 化学元素是具有相同核电荷数的同一类原子的总称。
- This in turn reduces the total mass to be accelerated and makes it possible to use new system. 也就降低了需要加速的零件的总质量,使采用新的投梭系统成为可能。
- 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。
- As a few percent of the total mass squirts out perpendicular to the direction of stellar motion, the rest mixes together. 两颗恒星总质量的百分之几,会由垂直于恒星运动的方向喷出,剩馀部份将混到一起。
- For the same total mass, the impeding effect of multiple vibration absorbers is better than that of single vibration absorber. 在总质量相同的条件下,多个动力吸振器的阻抑效果较单个的阻抑效果好。
- Any of two or more nuclei with the same mass number and atomic number that have different radioactive properties and can exist in any of several energy states for a measurable period of time. 同质异能素两种或更多种具有相同的质子数和原子数,但有不同的辐射特性并能在几种能量状态中的任一种里存在一段可测量时间的原子核中
- A new existing problem now is the craning of the equipment which is great and overweight and has a total mass of thousands of tons. 高大、超重、总质量达千吨以上设备的吊装是当前化工建设提出的新课题。
- Furthermore, if the total neutron counts outside the container is known, the total mass of plutonium in the sample can be estimated. 最后测量出系统总中子泄漏数,便可求得钚的总质量。
- The diaphragm's total mass is calculated to provide a full 20 KHZ bandwidth, while avoiding break-up at lower frequencies. 膜片总重量的计算方法,提供全面20 kHz带宽,同时避免打破在较低的频率。
- The specification of boundary conditions is incorrect if the total mass flow rate on the inlets is not equal to the total mass flow rate on the outlets. 如果不等于在出口上的整个的大规模的流量,边界条件的说明入口上的整个的大规模的流量是不正确的。
- Five flowrate measurement models of Venturi meter are analyzed. Primary study has been taken to measure the total mass flowrate and the liquid-phase mass flowrate. 分析了几种文丘里管气液两相流流量测量模型,并应用这些模型进行了油气两相流总质量流量和液相质量流量测量的初步研究。
- The mass rally was a total fiasco. 那次群众集会彻底失败。
- Choose four out of the total number. 从全部数目中选出四个。
- When the mass ratio of sericin and PVA is 3:7 and the amount of boric acid is 0.4% of the total mass of sericin and PVA, the prepared sericin/PVA membrane has better properties. 当丝胶与聚乙烯醇物质的量比为3:7,硼酸用量为丝胶与聚乙烯醇总质量的0.;4%25时,所制备膜的综合性能相对较好。
- The primary objective of this technology is to maximize the transfer of heavy metals to plant so that the greatest total mass of contaminant is removed by each cropping. 本文在收集大量资料基础上,论述了蚯蚓与重金属的相互关系:重金属对蚯蚓的毒理效应和蚯蚓对重金属的忍耐力。
- For a compound particle, the constituents' rest mass and also their kinetic energy of motion and potential energy of interactions contribute to the particle's total mass. 对于复合粒子来说,每个组成粒子的静止质量、动能以及交互作用的位能,都会贡献到粒子的总质量。
- 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。