以下为句子列表：
英文: Any less would begin to be counterproductive, because the shielding material would fail to absorb the shrapnel.
中文: 低于500公克就不够了，因为屏蔽物质将无法吸收碎片。
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英文: The company has taken the sciences and technology as the forerunner,with its advanced structural design,in combination with the new-type colored steel enclosing and shielding material plate type and the scientific and strict quality control,to create the
中文: 公司以科技为先导，以其先进的结构设计，配合新型彩钢围护材料板型及科学严格的质理管理，为客户营造大跨度，高空间及富有现代气息的新型建筑。
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英文: To match the protection offered by Earth's atmosphere takes the same one kilogram of shielding material per square centimeter, although astronauts could comfortably make do with 500 grams, which is equivalent to the air mass above an altitude of 5,500 met
中文: 要相当于地球大气层所提供的保护，需要每平方公分一公斤重的屏蔽物质，不过500公克（相当于海拔5500公尺处的大气）对太空人已经足适。
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