时期

Abstract］ Objective To compare the indican content of folium isatidis in different origin and different harvesting period.Methods By HPLC on different areas, different harvesting times,determined indican.

目的 对比不同产地及不同采收时期青叶中吲哚苷含量方法采用HPLC法对不同产地、不同采收时期的大青叶中的吲哚苷进行了测定。

The author put forward the following opinions: civilian sport refers to non-official sports activities de-veloped among the masses; it is not provided with the characteristic of being passed on and continued generation by generation, can occur in a certain period, and disappear in a certain period; folk sport refers to sports activities closely related to civilian customs, mainly existing in civilian celebrative activities, religious activities and ritual ac-tivities; it is a form of sports culture passed on and continued generation by generation, provided with the character-istics of collectivity, inheritability and mode; national sport is divided into general type and special type; general na-tional sport refers to a special culture that once historically reflected and carried common psychological capacity and culture of a nation and is enjoyed by that nation; Chinese national sport, ancient Grecian sport and ancient Egyptian sport are specific forms of presentation of national sport; special national sport refers to a sports cultural form that is exclusively owned by a nation in modern time, reflects and carries common psychological capacity and culture of that nation, and is created and enjoyed by that nation; traditional sport refers to a stable sports culture that is historically inherited and gradually formed by a nation in practical activities in a long history, embodied in all as-pects of sports cultural activities and passed on generation by generation.

摘 要：民间体育是指非官方的在民众中开展的体育活动，它不具有世代相传和延续的特点，可以在某一时期出现，又可能在某一时期消失；民俗体育是指那些与民间风俗习惯关系密切，主要存在于民间节庆活动、宗教活动、祭祀活动中，是一种世代传承和延续的体育文化形态，具有集体性、传承性和模式性特点；民族体育有广义和狭义之分，广义民族体育指曾在历史上反映和承载着一个民族共同心理素质、共同文化，为该民族享用的一种特殊文化，中华民族体育、古希腊体育、古埃及体育都是民族体育的具体表现形式，狭义民族体育是指近现代一个民族所独有的，反映并承载该民族共同心理素质、共同文化并为该民族所创造和享用的一种体育文化形态；传统体育是指由历史沿袭下来，是民族在漫长的历史实践活动中积累而成的稳定的体育文化，体现在健身、养生、娱乐思维方式、行为方式等体育文化活动的各个方面，并通过社会心理结构及其它物化媒介(如棋盘、武术器械、文献典籍等)得以世代相传。

Being flexible and instable,it is the most important period in their lives to come into being their philosophy of life and value.

青少年正处于长身体、长知识逐步形成初步的人生观和价值观的时期，具有多变性和不稳定性，是一生成长中的最关键时期。

Writers appeared, and followed the period from the 1950's to the Great Institutional Revolution whose central notion was politics-culture, when the New Period came, many writers found the bright eyes of children and revived this angle of vision writing.

文化专制的时期，新时期的许多作家发现了儿童明慧的心眼，使儿童视角写作在文坛复兴。

The important ways of interflow include several factors,for example,the expansion of territory,immigration of population,conservation of document,and so on.Its appearance produces important influence for development of Chinese dietetic culture.

在此时期，国土的扩张，人口的迁移，文献的保存等因素成为了重要的交流手段，而这一时期的南北饮食文化的交流对中国饮食文化的发展产生了重要的影响。

These consisting of glacial periods where conditions are colder than normal, separated by interglacial periods.

这些时期由比正常时期冷的冰河期组成，并由间冰期分隔开来。

The 2000 census provides reliable data for this article's study on interprovincial migration in the second half of 1990s.

然而省际人口迁移现象是人们对特定时期省区间差异的一种反应，不同的时期必然会表现出不同的特征与规律。2000年的全国第五次人口普查为我们研究90年代后期的省际人口迁移提供了可靠的数据支持，本文正是在这样的基础上展开了对90年代后期我国省际人口迁移的研究。

The rules of Intestate Succession, which the Romans must at this period have practised, account, I think —— and more than account —— for that vehement distaste for an Intestacy to which Roman society during so many ages remained constant.

我认为，罗马人在这个时期中所实行的"无遗嘱继承"规定，足以说明罗马社会长时期以来对于一个"无遗嘱死亡"所以始终存在着强烈嫌恶的理由。

This article is divided into seven parts. The introductive part describes the geography condition of chao yang and the research history of unearthed china of Chao yang.

在占有大量资料和吸收前人相关研究成果的基础上，从釉色品种、纹饰题材和形制三个方面上对出土的隋唐时期、辽代、金元三个不同时期的瓷器进行了分析研究。

Since 1960s, there has been a general trend of recovery in terms of water quality and invertebrate community.

摘 要：采用长系列数据，分析了影响泰晤士河潮汐河段生态状况的主要因素。1915～2006年的监测数据表明其生态状况经历了污染、恢复和稳定3个阶段，20世纪40～60年代是污染最重的时期，伴随着较高的水温、氨氮和生化需氧量以及较低的溶解氧含量，该时期少有底栖无脊椎动物的记录。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。