我的QQ:27105745作者: chwsg 時(shí)間: 2012-3-3 10:44
兩個(gè)環(huán)規(guī)有一紅色圓點(diǎn)的是止規(guī)。另外一個(gè)是通規(guī)。作者: rybmsi 時(shí)間: 2012-4-26 15:32
B1.1 Unified Inch Screw Threads (UN and UNR thread form)
B1.2 Gages and Gaging for Unified inch Screw Thread
這樣清楚沒,一個(gè)是描述工件的,一個(gè)是描述規(guī)的!作者: rybmsi 時(shí)間: 2012-4-26 15:33
B1.1 Unified Inch Screw Threads (UN and UNR thread form)
B1.2 Gages and Gaging for Unified inch Screw Thread
這樣清楚沒,一個(gè)是描述工件的,一個(gè)是描述規(guī)的!
但是為什么同時(shí)標(biāo)注BS919我就不清楚了!作者: rybmsi 時(shí)間: 2012-4-26 15:34
B1.1 Unified Inch Screw Threads (UN and UNR thread form)
B1.2 Gages and Gaging for Unified inch Screw Thread