小说阅读网站,玄幻小说完本

惠民福利国产亚洲Av综合人人澡精品_深夜影院一级毛片_亚洲欧美在线一区_女生裸体的网站在线观看_国产精品尤物蜜臀AV_国产午夜福利资源导航_精品无码特级毛片_亚洲av综合社区_全部免费的毛片在线看蜜芽_惠民福利亚洲国产欧美精品一区二区

��ã��gӭ��R��(j��)��Ǭ��ܼ��g(sh��)��޹�˾��

С��ԇ�(y��n)�C(j��):��ͼ��v�M��Ĝy(c��)��

�g�[��: ��Դ:http://m.woodbbs.cn ��:��Ǭ

��С��ԇ�(y��n)�C(j��)��㿂Ԕ��(x��)�Ľ�B��˜�(zh��n)�_�b��Ҙ�(bi��o)��(zh��n)GB/T452.1—2002“��ͼ��v�M��Ĝy(c��)��”Ҏ(gu��)��b�e��ͼ��v�M��r(sh��)��һ��4�N��е�2�N��b�e��

��1.��l��

��ƽ��ԭԇ�ӵ�߅��ȡ�ɗl��ഹֱ��L�s200mm��s15mm�ļ��l��lƽ��دB��ָ��סһ��ʹ��—��ɵ؏��ָ��󷽻��ҷ��ɂ�(g��)��l�غ��t��ļ��l��M��;��ɂ�(g��)��l��_��t��ļ��l��M��

С��ԇ�(y��n)�C(j��),��ɷ��x�C(j��),�ܷ��ԇ�(y��n)�x,Ħ��ϵ��(sh��)ԇ�(y��n)�x

��2.��퓾��

��ƽ��ԭԇ�ӵ�߅��ȡ50mm x 50mmҊ��ֱ��50mm�ĈA��ԇƬ��(bi��o)ע��ஔ(d��ng)��ԭԇ�ӵ�߅�ķ��Ȼ��ԇƬƯ��ˮ��ϣ�ԇƬ��r(sh��)��c��Sƽ�еķ��?y��n)鼈�Ŀv��

��3.��Ä��xԇ�(y��n)�C(j��)�y(c��)��(qi��ng)�Ȼ��Ə�(qi��ng)��b�e��

��ƽ��ԭԇ�ӵ�߅��ȡ�ɗl��ഹֱ��L250mm��15mm�ļ��l��y(c��)��俹��(qi��ng)��һ��r��(qi��ng)�ȴ�Ğ�v��ͨ�^��Ĥ��ԇ�(y��n)�C(j��)�y(c��)��ԇ�ӵ��Ə�(qi��ng)�ȁ��ֱ�v��M��r(sh��)��c��ֱ�ǵķ��?y��n)�v��

��4.�w�S��b�e��

��(j��)��w�S��з��؄e�ǾW(w��ng)��ϵĴ��(sh��)�w�S��ؿv��еģ��b�e��򼈰�Ŀv�M��^��r(sh��)�Ȍ��ƽ�ţ�ʹ��c��ɼs45°��ҕ��c��Ҳ�ɼs45°�ǣ��^�켈��w�S��з��ʹ��@΢�R�^�켈��Ҳ��R(sh��)�e�w�S��з��

��(du��)�ڽ�(j��ng)�^��̎��ļ��l(w��i)��԰��b��ȣ��ڹ�ˇ̎��r(sh��)һ�㰙�y��?y��n)�M��Կɓ�(j��)��ֱ��ж��