Molecule is so small, that it is very difficult to use existing technique and instruments to observe molecularmovement.
由于分子太小,教学中很难利用现有的技术和仪器直接观察到分子热运动。
2
The laws of heat transmission and molecularmovement of water are discussed in this article, and it is of importance to determine the principles and methods of the treatment of the soft ground.
分析热传导规律和水分运动规律,对确定软土地基处理的原则和方法有重要意义。
3
The swing doors had moved in diminishing pendulum movement, and now there was nothing but molecular reverberation, one step up from the imaginary.