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73998009 — Sun, 20 Jul 2014 02:54:28 +0000

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73998009 — Sat, 19 Jul 2014 01:13:28 +0000

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�� — Fri, 18 Jul 2014 07:26:56 +0000

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73998009 — Fri, 18 Jul 2014 07:11:51 +0000

[quote]��õ�2��ltgas��2014-07-18 14:04�l(f��)�� : ��ʲôһ��Ҫ��RS485,�_�_PLC��CPU��RS232C��RS232C�M��ã��^Proface��_�_PLC��CPU��(�A�^�ӿ�)RS232CͨӍ. [/quote] ��485�ڸ��,ᘿ��D�QҲ�韩,

ltgas — Fri, 18 Jul 2014 06:04:21 +0000

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73998009 — Fri, 18 Jul 2014 01:20:25 +0000

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