先行具有
先行具有-
先行具有是指先行具有的文化习惯，先行看见是指先行拥有的概念系统，先行设定是先行具有的假设。
Fore-having refers to the pre-occupied cultural habits , fore-sight the pre-occupied conceptual system and fore-conception the pre-occupied assumption .
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成交量被当作价格波动的原动力，被看成是价格变动的先行指标，具有十分重要的地位。
Trading volume is not only used as the driving force behind price fluctuations , but also as leading indicators of price changes .
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电力产业作为国民经济基础产业和先行产业，具有投资周期长，资金占用多，产业关联度高等特点。
The electric power industry is regarded as the national economic base industry and pillar industry , have long investment cycle , take up more capital and well related to other industry are its characteristics .