全面给出了化工过程物料与能量衡算的自由度分析的一般方法，对各种化工过程衡算问题有普遍化的实用意义。
A universal and useful way on analysis of free degree has been proposed in the paper about material and energy balance in process of chemical engineering.
即使在那时，尽管，有很多关于世界一统语言的主张是激进的；但是，他们一直在追求梦想，标新立异，并就象那些曾要实现统一度量衡公制的人们一样。
Even then, though, many considered the notion of world language far out; a pursuit for dreamers, the eccentric and people who also wanted to convert to the metric system.
公制：十进制的度、量、衡制度。分别用米、升、克为基本单位。
Metric system: the decimal system of measures, capacities and weights with the meter, litre and the Gram as the bases.
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