1·It is easy to declare solar energy as a form of completely "clean" energy when the carbon dioxide burden it carries during manufacturing is ignored.
如果忽略太阳能电池板制造过程中所产生的二氧化碳排放量，太阳能很容易被视为完全“清洁”的能源。
2·This paper proposed the burden preparation measures in designing and manufacturing.
本文提出了硅铁冶炼的原料准备工艺设计和生产上的精料措施。