从属权利要求应当用附加的技术特征，对引用的权利要求作进一步限定。
The dependent claim shall, by additional technical features, further define the claim which it refers to.
高技术产业规模经济特征明显、附加值高、外部经济效应强烈，在推动产业结构升级中起了主导作用；
The high-tech industry with significant characteristics of scale economics, high added value, and intense extrinsic economic effect plays a leading role on the promotion of industrial upgrading.
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