3. The booster is connected at the bottom end of down-hope pump replacing the conventional standing valve to drive the boosting valve using the accumulated energy of the spring to brim the pump, thus increasing production.
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Technological management can promote the quality and novelty of products, thus increasing production.
技术管理可促进产品质量的提高，增加花色品种，从而增加生产。
Thus it can provide a new technical means for increasing salt field production capacity.
因而也就为进一步促进盐田生产能力的提高，提供一种新的技术手段。
The automatic sand nailing device avoids the tedious and clumsy manual sand nailing, thus greatly increasing the production efficiency.
本发明避免了手工钉沙的繁琐和笨拙，使得生产效率大幅度增加。
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