“mainstay industry”簡單造句，mainstay industry造句子

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

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

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.