经济效益进一步提高，财政收入不断增长。
Economic returns have further improved. National revenue has kept growing.
工业企业经济效益进一步提高。
The economic efficiency of industrial enterprises further improved.
但普通油井水泥由于其性能特点，影响了堵水经济效益的进一步提高。
But the performance characteristics of common cement have influence on the further improving economic benefit of oil well water shutoff.
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