With the help of the science and technology, glass can be made as hard as steel, or as soft as silk, or as light as paper, or as heavy as iron.
借助于科学技术，玻璃可以被制作的像钢一样硬，像丝一样柔，像纸一样轻，像铁一样重。
Computer simulation technology is developed with the progress of computer soft and hard technology.
计算机模拟是计算机技术的一个重要应用领域，具有高效、快捷、经济等多方面的优点。
Computer simulation technology is developed with the progress of computer soft and hard technology.
计算机模拟是计算机技术的一个重要应用领域，具有高效、快捷、经济等多方面的优点。
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