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Thepresent paper carries on the raise first to the camptothecaacuminata roots of the hair, then in the use chloroform extractioncamptotheca acuminata culture medium the camptotheca acuminataalkali and so on effective component, and examines the law withHPLC to examine its effective component, the examination discoversthe camptotheca acuminata secretion in the culture medium secondarymetabolite besides the camptotheca acuminata alkali, the hydroxylcamptotheca acuminata alkali, the white birch fatty acid, but alsoincludes other effective components.

本论文先对喜树发根进行培养,然后使用氯仿提取喜树培养基中喜树碱等有效成分,并用HPLC检测法检测其有效成分,检测发现喜树分泌在培养基中的次生代谢产物除了喜树碱、羟基喜树碱、白桦脂酸外,还含有其他有效成分。

This paper mainly discusses the operation principle of hydraulic disc brake ,the constitution of on-line examination and the designs of electric circuit,machine and software partial.

主要论述了液压盘式制动器的工作原理和在线检测系统的组成,以及检测系统电路原理、机械部分和软件部分的设计。

The data used for this paper will be generated from the examination of historical archives and interview transcriptions.

在实证的层次上,本研究将采用文件分析和半结构式访谈,去检视行动者如何发展对九年一贯课程的论述与行动策略。

Prior to taking the comprehensive examination, students will take 6 hours of COMM 8992 Major Area Paper.

在接受综合测试前,学生将要先进行6小时的COMM8992主要课程论文的写作。

The paper adopts the RBF neural network to fit ship lines at the first time and puts forward the method determining the RBF center point sets suitable for fitting ship lines. It shows that the method is of much higher learning speed compared with BP neural network, and is both practical and feasible based on the examination of the fitting precision by using the power function and circular function.

采用RBF神经网络拟合船舶型线,提出了适合船舶型线拟合的RBF中心点集的选取方式,与BP网络相比大大提高了学习速度和精度,用幂函数和圆函数检验本方法拟合曲线的精度,充分证明本方法拟合船舶型线是实用可行的。

objective this paper has explored the diagnosis value of electrophysiological examination into peripheral neuropathy resulting from chronic alcoholism.

目的 探讨神经电生理检测对慢性酒精中毒性周围神经病的诊断价值。

The mysterious sequence of numbers falling into his possession, Caleb takes the paper to his father, Professor John Koestler, for examination.

该数字下降到他身上神秘的序列,凯莱布需要对他的父亲,教授约翰斯特勒审查,纸张。

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Do you know, i need you to come back

你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。