essential variable meaning in English
焊接基本参数
基本变异
Examples
- With the steady growth of natural gas , the recent hot spot of world sources of energy and with the encouraging progress in such renewable sources of energy as solar energy and wind energy , the proportion of oil in the world ' s unrenewable sources of energy has indeed been lower than before ; nevertheless , upon comparing with natural gas , nuclear energy and other sources of energy , it has been found out that the dominance of oil in the world ' s unrenewable sources of energy will remain unshakable in the coming 20 years though after that period of time there may be intense competition between oil and natural gas for supremacy . although people have been repeatedly made a fool of by the unpredictable oil price and made one misjudgement about it after another , yet given the world general situation of oil supply and demand , the essential variable , with which the oil price will continue to vary , plus other factors , such as the oil price policy of some middle eastern oil producers which is tending more and more rational , it can be roughly concluded that the world oil price will be stable with a slight rise
再者，随着天然气? ?世界能源的新热点的“蒸蒸日上” ，在太阳能、风能等可再生能源方面取得的可喜进展，石油在世界一次能源构成中的比例的确已不如往昔，不过，一经与天然气、核能等进行对比分析，就发现石油在世界一次能源构成中的“霸主”地位在今后20年内仍难撼动，此后有可能会出现天然气与石油一决高低的局面；在难以捉摸的油价面前，人们曾一次次地受到它的捉弄，一次又一次在它面前“失算” ，但基于世界石油供求大势仍将是其变动的基准，再考虑到其他因素，诸如中东产中东石油与21世纪的中国石油女全内容摘要油国的渐趋理性的油价政策等的影响，大致可以得出世界油价稳中有升的结论，当然，由于世界石油市场的本性使然，加上新近出现的加剧市场动荡的4大不稳定因素的干扰… …油价在未来一段时间内依然难改动荡本色。 - The cointegration analysis of the impacts of the import , export and per capita income on the industrial structure from 1978 to 2004 in yunnan province has reached the following results : there exists one cointegration relation between the four variables ; export has a positive impact on the upgrading of the industrial structure while import has a negative impact ; per capita income has little impact ; the " essential variable " of the development of industrial structure is on the increase
云南省1978 ~ 2004年出口、进口及人均收入对产业结构的促进作用的协整分析表明：四个变量之间存在惟一的协整关系，出口对产业结构升级有正相关作用，进口则阻碍产业结构升级，而人均收入对产业结构的影响不明显，产业结构成长的“本质变量”逐渐增大。