The paper also introduces several configurations of domestic condensate return water system and its make-upsystem, and their retrofitting schemes and results after retrofitting.
文章还介绍了国内当前凝结水回水系统及其补水系统的配置，及其对这些系统的改造方案和改造后的效果。
2
Marconi was the first to develop and perfect this system, using the recently discovered "airwaves" that makeup the electromagnetic spectrum.
马可尼是第一个开发和完善这一系统的人，他使用了最近发现的构成电磁谱仪的“空气波”。
3
An estimated 99.85 percent of the mass of our solar system is contained within the Sun, while the planets collectively makeup most of the remaining 0.15 percent.