用mainstay industry造句子，“mainstay industry”造句

To realize the economic supernormal and striding development, the industrial structure must be adjusted, and a mainstay industry cluster must be chosen and fostered.

Electronic information industry is the basic and mainstay industry of economy.

The finding by analysis is that the flax industry will be growth up to be a mainstay industry in the courses of Green Economy Promising Province Establishment.