因此，在近年国际市场油价变化莫测、不断攀升期间，日本国内市场石油价格变动不大。

It is chiefly because of this fact that the oil price remains fairly stable on Japan's home market while on the international oil market oil prices fluctuate unpredictably and keep soaring.

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日本国内市场狭小，市场需求十分有限，因此，第二次世界大战结束后，日本企业积极拓展海外市场。

The home market in Japan is small and the market demand is limited, So after the second world war, the Japanese Business has developed the overseas market actively.

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