A derived data type is a derivative or structure of existing base types or other derived types.
派生数据类型是已有的基本类型或其他派生类型的一个派生物或结构。
The specific structure of a derivative, however, can vary widely.
然而，具体到一个特别的衍生产品，涉及范围会很广。
So-called gravity anomaly linear structure signal is derivative of gravity anomaly level total gradient on gravity direction, and the derivatives must be greater than zero.
所谓重力异常线性构造信号就是重力异常水平总梯度沿重力方向的一阶导数且是大于零值的那一部分。
The reversion of the vertical first derivative of gravity can improve interpretation accuracy and is useful for researching into bedrock structure.
用重力垂直一次导数来进行反演可提高解释精度，还可以用来研究基岩结构。
When verbs obtain derivative meanings through metaphors of structure, location and entity, their variation goes together with the change of their thematic roles.
当动词通过结构隐喻、方位隐喻、实体隐喻派生新义时，词义的变化与角色题元的不同变化之间有一种对应关系。
With cellulose derivative as main raw materials, a polymer material with IPN structure was synthesized by combining the microwave activation with IPN technology.
以纤维素类衍生物为主要原料，采用微波活化与IPN技术相结合的方法，制成一种具有互穿网络结构的治沙材料。
The switching function includes the integral of tracking error to avoid assuming that the derivative of desired signal must be known in conventional sliding mode variable structure control.
通过在切换函数中引入跟踪误差积分项，消除了传统滑模变结构控制需要被跟踪信号导数已知的假设。
Virtually, all the disputed about the derivative financial instruments were the disputes about the basics of Conceptual Structure of financial Accounting.
实质上，所有关于衍生金融工具问题的争论，最终都落脚到对财务会计概念框架基本内容的争论上。
The structure, physical and chemical property of dimer fatty acid were introduced. The preparation of the various kinds of dimer fatty acid and its derivative were discussed.
介绍了二聚脂肪酸的化学结构及其物理和化学性质，并衬国内外二聚脂肪酸的制备、其衍生物的合成及应用研究进展进行了综述。
The pyrazoline naphthyridine coumarin fluorescent dye derivative has structure as seen in formula I or formula II.
本发明的吡唑啉吡啶并香豆素染料衍生物具有式（I）或 式（II）所示结构。
In one embodiment the porphyrin derivative is Protoporphyrin IX, having the structure (I).
在一个实施方式中，卟啉衍生物是原卟啉ix，其具有结构(I)。
This invention provides a new camptothecin derivative with anti-tumor activity and structure as the right formula dissolving in water, its application, and its drug combinations.
本发明提供一类具有以右式结构式所示结构的新的具有抗肿瘤活性的能溶于水的喜树碱衍生物及其应用、以及包括该化合物的药物组合物。
The Danshensu derivative with a stable structure as above is obtained by combining Danshensu analogue and nitryl.
本发明采用丹参素类似物与硝基结合，获得如上结构稳定的丹参素衍生物。
However the IR spectra indicated that the chrysin derivative induced the secondary structure change of bovine serum albumin.
红外光谱显示该衍生物可以改变蛋白的二级结构。
Moreover, due to the dynamic equations of LPMs with second-order derivative terms in time, the resulting structure-foundation-soil system can be solved by an explicit time-integration method.
此外，由于模型的动力方程具有二阶时间导数项，因而应用本文模型的结构—基础—土系统可以采用显式时间积分求解。
In the second part, the deformation curvature, which is determined by second derivative of curve fitting of the deformation of the retaining structure, is proposed.
提出由曲线拟合围护墙变形，两次求导后得到变形曲率。
In addition compound 1 was acetylated, then a kind of all acetylated derivative was obtained. It was important for the study on the relation of structure-activity.
此外对量大的化合物1，进行了乙酰化得到了它的全乙酰化物，为其活性变化和构效关系的研究奠定了基础。
In addition compound 1 was acetylated, then a kind of all acetylated derivative was obtained. It was important for the study on the relation of structure-activity.
此外对量大的化合物1，进行了乙酰化得到了它的全乙酰化物，为其活性变化和构效关系的研究奠定了基础。
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