range derivative algorithm 距离导数算法
Secure Zone is a mid-range derivative of the company's Secure Fence, offering its ARaD technology at a lower price.
安全区是该公司安全防护中的中介产品的衍生工具，以一个更低的价格提供了建筑设计研究技术。
And the portfolios of some ETFs consist not of a broad range of stocks but of a derivative position with an investment bank as a counterparty.
而且ETFs的一些组合不是由一系列广泛的股份构成，而是由拥有一个投资银行作为对象的衍生部门构成。
The Fluid Systems Division designs and manufactures a wide range of pneumatic controls designed to operate in the extreme environments of aerospace and derivative applications.
流体系统的设计和制造部的设计工作在航天和衍生产品在极端环境下的应用气动控制范围。
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