大概是分成3个不同时期完成的，即旧石器时期；
No. They were roughly done in three periods, Paleolithic Period;
以旧石器时期的标准，新石器时期的技术进步太快了。
By Paleolithic standards, technology evolved at a blistering pace in the Neolithic period.
花鸟画最早可追溯到距今六千年左右的新石器时期。
Flower and bird painting can be traced back as early as the New Stone Age about six thousand years ago.
新石器时期，在黄河中、下游地区，出现了仰韶文化和龙山文化。
The Neolithic period, in the Yellow River in the lower reaches, there has been Yangshao and the Longshan culture.
新石器时期的原始社会彩陶上描绘的一些鸟纹，就是凤的形象的雏形。
The bird patterns drawed on the ancient potteries of the New Stone Age are the origin figures of the phoenix.
湖南的文化遗存十分丰富，境内有30多处旧石器时期遗址，900多处新石器时期遗址。
There are plentiful cultural heritages in Hunan province, with more than 30 paleolithic ruins and more than 900 neolithic ruins.
方法选取新石器时期人类单个牙齿602颗、上下颌骨固定牙齿1259颗进行观察、分析研究。
Methods A total of 602 teeth and 1259 teeth of jaws, from Neolithic times were made available to this study.
结果新石器时期人类牙齿的平均磨耗级别是3.88级，磨耗程度第一磨牙大于第二磨牙、大于第三磨牙。
Results the average attrition gradation of the teeth in Neolithic population was 3.88. The attrition degree of the first molar was greater than that of the second!
半坡具有典型仰韶新石器时期文化特征，著名的陶器制作精美，图案生动，图案以动物为主，色彩主要用红色和黑色，并带有锰氧化物。
Banpo is typical of the Yangshao Neolithic culture, famous for its beautiful and lively pottery designs with animal motifs painted in red or black with manganese oxide.
北京人大约生活在公元前460,000年到230,000年之间，能够用火，并能制造石头工具，是早期旧石器时期人类的一个好实例。
PeKin man, lived from 460,000 BC to 230,000 BC, who could use fire and can make the tools from stone is a good example for early Old stone Age men.
研究人员认为，与这一观点相一致的是，旧石器时代晚期之后的文化时期的艺术似乎也反映了人们获取食物的方式。
Consistent with this idea, according to the investigators, is the fact that the art of the cultural period that followed the Upper Paleolithic also seems to reflect how people got their food.
土壤中含有着石器时代的人影响的证据，波瑟解释说，这一个时期作为一个独立的地质时代来说已经有很长一段时间了。
The soil contains evidence of the influence of man since the Stone age, bose explains, and this age has already been treated as an independent geological era for a long time.
这些石器，有的上溯至12万5千年前，和同时期在非洲的现代人所制作的类似。
The stone tools, some up to 125,000 years old, resemble those made by modern humans in Africa around the same period.
这些石器，有的上溯至12万5千年前，和同时期在非洲的现代人所制作的类似。
The stone tools, some up to 125, 000 years old, resemble those made by modern humans in Africa around the same period.
在欧洲，此类建筑出现于石器时代晚期，故该时期也被称为巨石时代。 当时，人们大力建造类似建筑，如巨石阵等。
These type of structures began showing up near the end of the stone age all across Europe in what is called the megalithic age when people were energetically building structures such as Stonehenge.
此一时期介于石器时代与铁器时代之间。
属于或关于石器时代的第二个时期的。
史前时期对玉赋有的一些观念，大家仔细梳理一下，我们知道“六瑞”和“六器”，在新石器时代全部产生了，这很了不起。
Yu-fu, some prehistoric times to the number of concepts, we carefully sort out what, we know that the "six Swiss" and "six devices, " all produced in the Neolithic, and this is wonderful.
这些考古物件的年代是从石器时代至中世纪时期。
The archaeological objects are dated from the Stone Age to the medieval period.
旧石器时代和新石器时代之间的间隔曾经被认为是个一个真正的间隔，现在被中时期时代所填补。
The gap between the Old Stone Age and the New Stone Age once supposed to be a real hiatus, is being filled by a Middle Stone Age.
积石峡洪水发生在中国历史上一个关键的时期，介于新石器时代和之后的青铜器时代之间。
The Jishi Gorge flood occurred at a pivotal time in Chinese history, the boundary between the Neolithic Age and the Bronze Age that followed.
西安也是新石器文化的中心。在西安附近发掘出十多处新石器文化时期的聚居点，包括半坡村。
Xi 'an was also a center of Neolithic culture. More than a dozen Neolithic settlements have been excavated nearby, including Banpo.
本文主要记述了从新石器时代至明清时期玉鱼的演化进程。
This paper introduces the development course of jade fish from the Neolithic Age to Ming and Qing periods.
地处黄淮下游的海岱地区，新石器时代偏早时期是以种植粟类作物为主的旱作农业区。
The Haidai region, which lies in the lower Yellow and Huai River Valley, was mainly a millet planting dry farming area in the early Neolithic period.
投石器在古罗马战场上非常常见，在中世纪时期它被具有更大 威力 的武器所替代。
Now in the medieval era the catapult is being replaced by newer and more powerful weapons.
投石器在古罗马战场上非常常见，在中世纪时期它被具有更大 威力 的武器所替代。
Now in the medieval era the catapult is being replaced by newer and more powerful weapons.
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