b1 24m4t25-d24是永宏plc哪个系列 理工学科
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1\uff0c\u7535\u8def\u7406\u8bba\u57fa\u7840\uff1b
2\u3001\u6a21\u62df\u7535\u5b50\u6280\u672f\uff1b
3\u3001\u6570\u5b57\u7535\u5b50\u6280\u672f\uff1b
4\u3001\u5c04\u9891\u7535\u8def\uff1b
5\u3001\u5355\u7247\u673a\u539f\u7406\u4e0e\u8bbe\u8ba1\uff0c\u7ed3\u5408\u9879\u76ee\u5b9e\u6218\uff1b
6\u3001\u8ba1\u7b97\u673a\u64cd\u4f5c\u7cfb\u7edf\uff1b
7\u3001\u5d4c\u5165\u5f0f\u7cfb\u7edf\u8bbe\u8ba1\u3002
\u4e24\u6b21\u58f0\u97f3\u5206\u522b\u662f\u56fa\u4f53\u94c1\u8f68\u4f20\u8fc7\u6765\u7684\u548c\u7a7a\u6c14\u4f20\u8fc7\u6765\u7684\uff0c\u95f4\u9694\u65f6\u95f4\u5c31\u662f\u8fd9\u8ddd\u79bb\u5206\u522b\u9664\u4ee5\u4f20\u64ad\u901f\u5ea6\u76f8\u51cf\u5f97\u5230\uff0c\u4e24\u4e2a\u58f0\u97f3\u4f20\u64ad\u901f\u5ea6\u80af\u5b9a\u662f\u5df2\u77e5\u7684\uff0c\u7531\u6b64\u4fbf\u53ef\u4ee5\u6c42\u51fa\u8fd9\u6bb5\u94c1\u8f68\u957f\u5ea6\uff0c\u5982\u679c\u8fd8\u4e0d\u80fd\u505a\uff0c\u5c31\u7ee7\u7eed\u8ffd\u95ee\uff0c\u6211\u5e2e\u4f60\u505a\u5b8c\u3002
\u7a7a\u6c14\u4e2d\u58f0\u97f3\u4f20\u64ad\u901f\u5ea6340m/s.\u94c1\u8f68\u4e2d5200m/s.
\u8bbe\u94c1\u8f68\u957f\u5ea6\u4e3aL\uff0c\u5219L/340-L/5200=2\u3002\u89e3\u5f97L=727.57
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