求翻译：　上世纪70年代初到80年代爆发的两次石油危机、本世纪初油价短期内迅速升高、以及近日伊朗核危机引发的中东局势紧张使得油价持续在高位徘徊，从上述典型事例不难看出，政治因素对国家油价有显著影响，可称为导致石油价格，尤其是短期价格波动的主要因素。是什么意思？

Erupted in the early 1970s to the 1980s, two oil crises of the last century, the beginning of this century, the oil price short-term increased rapidly, and recently Iran nuclear crisis in the Middle East tensions in the oil price continues to be hovering at a high from the typical examples is not ug

In the early 70s to 80s two oil crises of the early years of the century, oil prices rising rapidly in the short term, as well as the recent Iranian nuclear crisis situation in the Middle East tensions make oil prices hovered at a high level, sustained from the above examples, it is not difficult to

On the century at the beginning of 70's two petroleum crises, at the beginning of which erupted to the 80's in the oil price short-term the rapid ascension, as well as recently the Iranian nuclear crisis initiation situation in the Middle East intense causes the oil price to continue to pace back an

Early 70 's to the 80 's of last century outbreaks of two oil crises, early short-term rapid rise in oil prices, and the recent Iran nuclear crisis triggered tension in the Middle East, oil prices continued in high, from the typical case is not difficult to see that political factors have a signific

正在翻译，请等待...