To economize on water, land, power, raw materials, grains and other resources.
节水、节地、节能、节材、节粮以及节约其他各种资源。
To economize on water, land, power, raw materials, grains and other resources.
节水、节地、节能、节材、节粮以及勤俭其他各种资本。
To economize on water, land, power, raw materials, grains and other resources.
节水、节地、节能、节材、节粮以及勤俭其他各种资本。
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