您要查找的是不是：
- physical atomic weight 物理原子量
- physical atomic weight scale 物理原子量标度
- physical atomic weight unit 物理原子量单位
- Who knows the atomic weight of the hydrogen atom? 谁知道氢原子的原子量究竟是多少?
- Molecular weight is expressed in the same unit as atomic weight. 分子的重量和原子的重量用相同的单位表示。
- Mol anlar weight is express in the same unit as atomic weight. 分子的重量和原子的重量用相同的单位表示。
- Hydrogen is the lightest element with an atomic weight of 1.008. 氢是最轻的元素，原子量为1.;008。（介词省译）
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2.014. 氘氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2。014
- Electrons weigh very little, so they aren't even counted in the atomic weight. 电子非常轻，因此在原子量中甚至没有计算它。
- The atomic weight is a ratio quite distinct from the weight in grams. 原子量是与以克为单位的重量完全不同的比率。
- Molecular weights are expressed in the same units as atomic weights. 分子的重量和原子的重量用相同的单位表示。
- Within your physical atoms the origins of all consciousness still sing. 在你们的物质原子中，所有意识的起源仍然在歌唱。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of2. 氘氢的一种同位素,在其原子核内有一个质子和一个中子,其原子重量为2。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of 2.014. 氘：氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2.;014
- Mobile dictionary that contains information such as atomic weight, date of discovery, country of discovery etc. 移动字典包含资料，如原子的重量，日期的发现，国家发现等。
- An isotope of hydrogen with one proton and one neutron in the nucleus having an atomic weight of 2.04. 氘：氢的一种同位素，在其原子核内有一个质子和一个中子，其原子重量为2.;04
- Periodic table (1869): Organized array of all the chemical elements in approximately increasing order of their atomic weight. 周期表(1869):所有的化学元素按它们的原子量逐渐增加的顺序有组织地排列。
- Isotopes are different varieties of the same element, which have identical chemical properties but differ in atomic weight. 同位素是同一元素的不同种类，它们有着相同的化学特性但是原子重量不同。
- Where chemistry separated itself from alchemy by building testable models of physical atoms, a science of game design concerns itself with testable models of human psychology. 在化学通过建立物理原子的可测试模型来从炼金术中分离开来,游戏设计科学则关注于人类心理学的可测试模型这一方面。
- CSIRO scientist examines a silicon sphere, similar to one that will be used to determine the exact atomic weight of kilogram. 科学家们正在重新定义质量单位千克，在CSIRO的光学专家的帮助下，科学家建造了千克的新标......
