Cách đọc kèo châu Âu±ʾһйûиıһεĿĿ5-10ʱΪǰʮ뵼幫˾ҲǽоƬҵļҵҵĿǰѿΪϴ»յȸּõṩоƬڼҵҵл˻ȨѳһŲСķŲͿһСмڿзľͷȥĻÿһ䶼ܿмͷһתˮδŽ˺
Э̵ҽԺֱӰƸС˵һзС֪鲢ǩȷϵʾȫ㵱ʱȻͬҲòΪѧҲŻ10%Ҳʲô
ڡйͼ챨ᵽһЩԱΥʡίԭ鳤ĸʡίԭίԭʡݺġĸ˽ҪɲݺԼÿ˵ҳ϶ʹ2000ȫձʳμӵ5йʵֻȱĿȱ״ֵ̬ġȫ⡱һʼ㱸
ӪӦݺͬԼùλҵ̬;Ӫ״Ƚж̬˲ùλٷӦʱֹͬ¶ע5.12гɳĸɲʱڱǼȪְӺĸ˫˫ȴھֵһΪϺμ̸ûѪϸʧȥѪͨѪϸֲҲǹֲķٴѾ˳ǧ