亚洲+欧美+韩国精品,叼嘿软件

jcwang721218 — Thu, 12 Nov 2009 13:00:21 +0000

��Ǵ��ϵ�

jcwang721218 — Thu, 12 Nov 2009 12:59:04 +0000

�~��37A

�ڌW(xu��)�Æ� — Sun, 08 Nov 2009 14:13:16 +0000

��\�Еr��37A��ӕr��ؓ�ɵĴ�С��~��2-3��

383646403 — Sun, 08 Nov 2009 12:12:08 +0000

��^1��

taipi-k — Sun, 08 Nov 2009 12:07:06 +0000

�ϱ��Թ��

bogegongkong — Sun, 08 Nov 2009 09:31:53 +0000

�ɂ��,��e�ļ��϶��Ŀ�Ҫ�ú��ٿ��<늹��A(ch��)>��.

�ԣľ�I(y��) — Sun, 08 Nov 2009 00:40:37 +0000

Ҫ�x��Ҳ��200/5��,�@��Ӌ��_һ�c��Ҫ��һ��

lzm — Sat, 07 Nov 2009 15:37:48 +0000

�ߘ��f��Ŷ��Y�Ͼ͑�(y��ng)ԓ��ͬ�W(xu��)��(x��)��ͬ�M��

�ࠎ — Sat, 07 Nov 2009 14:37:10 +0000

2��x 200/5��Ϳ��@ʾֵ��ǌ��Hֵ

ogden — Fri, 06 Nov 2009 15:16:03 +0000

��ı��̫��(40:1)��ָ�ʽ��]ָʾֵ��鰴��ֻ��1.225A�� [s:28]

yjq — Fri, 06 Nov 2009 12:54:26 +0000

��\�Еr��ָʾ�s��18.5A,

hhz8250 — Fri, 06 Nov 2009 08:16:04 +0000

��s��37��ȱ�م��(sh��)��Լ��

xiaobai — Fri, 06 Nov 2009 07:24:47 +0000

늙C��\�е��s��늙C�ăɱ��37A��(200/5A) һ��200A��Б�(y��ng)��5A.��200/5=37/i ��Б�(y��ng)��s��1 ��ϑ�(y��ng)ԓ߀�Ђ��ֵ��Լ��

�S�� — Fri, 06 Nov 2009 07:05:16 +0000

�\�Еr��0.9-1A��ӕr��4-5A��

�Ěg — Fri, 06 Nov 2009 06:46:13 +0000

P=UI1.732COSX

�Ěg — Fri, 06 Nov 2009 06:45:28 +0000

P=1.732U��IXIAN

yyy313 — Fri, 06 Nov 2009 06:42:18 +0000

18.5A

neilnie — Fri, 06 Nov 2009 06:41:18 +0000

Ҫ�x��Ҳ��200/5�ı��ʾͿ��.100A��18.5KW��R�_�Ϲ�Ӌ��cС,�_�C�ĕr��ᘕ��,�L�r�g��ȥ��Ӱ푱��ľ��.

�Ěg — Fri, 06 Nov 2009 06:39:48 +0000

18500/380=49