3.2.5 国防与民生科技 National defense and people's Livelihood Science and technology在线视频

朋友 您好 欢迎您 走进中国
Hello! Welcome to the Overview of China

了解更多关于中国的知识
and know more about China.

今天我们继续学习中国的现代科技
Today we are going to continue to learn about modern science and technology in China.

首先我们来学习
First of all, let's learn

两弹一星
Two Bombs and One Satellite

两弹一星 是指原子弹 导弹和人造卫星
"Two Bombs and One Satellite" refers to atomic bombs, missiles and satellites.

新中国成立后
After the founding of the new China,

面对严峻的国际形势
facing the severe international situation,

为了保卫国家和世界的和平与安全
In order to safeguard the peace and security of the country and the world,

中国于20世纪50年代中期
in the mid-1950s, China

制定了独立自主研制 两弹一星 的战略决策
formulated the strategic decision of developing "Two Bombs and One Satellite" independently.

在艰苦的环境里 经过科学家们的不懈努力
In a difficult environment, after the unremitting efforts of scientists

在短时间里取得了辉煌的成就
a brilliant achievement in a short time.

1960年11月5日 中国仿制的第一枚导弹发射成功
On November 5, 1960, China successfully launched its first imitated missile.

1964年10月16日中国第一颗原子弹爆炸成功
On October 16, 1964, China's first atomic bomb exploded successfully,

使中国成为第五个拥有原子弹的国家
making China the fifth country to have the atomic bomb.

1967年6月17日中国第一颗氢弹空爆试验成功
On June 17, 1967, China successfully detonated its first hydrogen bomb.

1970年4月24日中国第一颗人造卫星发射成功
On April 24, 1970, China successfully launched its first man-made satellite,

使中国成为第五个发射人造卫星的国家
making China the fifth country to launch a man-made satellite.

作为负责任的大国
As a responsible big country,

中国研制核武器的目的是为了最终消灭核武器
China's development of nuclear weapons is aimed at the ultimate elimination of nuclear weapons.

中国的核政策是 坚定承诺永远不首先使用核武器
China's nuclear policy is a firm commitment never to be the first to use nuclear weapons.

中国不会对无核国家和地区进行威胁或者使用核武器
China will not threaten or use nuclear weapons against non-nuclear-weapon states or regions.

接下来我们来学习
Next we will learn

人工合成牛胰岛素和籼型杂交水稻
the artificial synthesis of bovine insulin and indica hybrid rice.

1965年9月 中国科技人员首次人工合成了结晶牛胰岛素
In September 1965, Chinese researchers synthesized crystalline bovine insulin for the first time.

它的结构 生物活力 物理 化学性质结晶形状
Its structure, biological activity, physical and chemical properties crystal shape,

都和天然的牛胰岛素完全一样
both are exactly the same as natural bovine insulin.

这是世界上第一个人工合成的蛋白质
This is the first synthetic protein in the world.

为人类认识生命 揭开生命的奥秘迈出了可喜的一大步
It has taken a gratifying step for mankind to understand life and uncover the mysteries of life.

1973年 袁隆平成功培育了籼型杂交水稻
In 1973, Yuan Longping successfully cultivated indica hybrid rice.

这种水稻具有产量高 适应性好的优势
This kind of rice has the advantages of high yield and good adaptability,

得以广泛推广
so it is widely popularized.

不仅解决了中国人的温饱问题
It not only solves the problem of food and clothing for the Chinese people,

也为解决世界粮食危机做出了贡献
but also contributes to the solution of the world food crisis.

袁隆平被誉为 杂交水稻之父
Yuan Longping is known as "the Father of Hybrid Rice"

好 我们先学习到这里 谢谢
OK, let's learn here. Thank you.