The development of more efficient and more sustainable production technology demands great efforts.
开发出更有效和更具可持续性的生产技术需要付出大量的努力。
With the crude oil quality becoming inferior and the environmental protection regulations being strict increasingly, desulphurization technology demands are higher and higher in the industry.
随着原油质量变劣和环保法规的日益严格，工业上对脱硫技术要求越来越高。
With the crude oil quality becoming inferior and the environmental protection regulations being strict increasingly, desulphurization technology demands are higher and higher in the industry.
随着原油质量变劣和环保法规的日益严格，工业上对脱硫技术要求越来越高。
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