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cm-2<\/sup>\u4e0b\u5b9e\u73b0\u4e86\u8d85\u8fc7900\u6b21\u5145\u653e\u7535\u5faa\u73af\uff08300 h\uff09\u3002\u672c\u7814\u7a76\u63d0\u51fa\u7684\u50ac\u5316\u5242\u8bbe\u8ba1\u7b56\u7565\u53ef\u4f5c\u4e3a\u53ef\u5145\u653e\u7535\u950c\u7a7a\u6c14\u7535\u6c60\u6216\u5176\u4ed6\u50a8\u80fd\u7cfb\u7edf\u4e2d\u9ad8\u6027\u80fd\u50ac\u5316\u5242\u8f7d\u4f53\u6750\u6599\u7684\u9009\u62e9\u548c\u8bbe\u8ba1\u7684\u57fa\u7840\u3002<\/p>\n<\/p>\n
<\/p>\n
<\/b><\/strong><\/p>\n