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1、pcbpcb1. 0,. 2.0. 3.0. 4.0cnc pth slot 5.06.06.16.1.1 afr4:12ipc-4101classb/l 3kb41*4943*49pcbpcbd1 pcb pcb pcb 2 pcb 3 4 4.1 r&d pcb 4.2 r&d pcb 4.3 r&d pcb layoutpcb5 /()5.1 pcb 5.1.1 pcb pcbfr-1fr-4cem-1cem-3pcb1.6mm 1.2mm1.6mmpcb5.1.2 pcb osppcbosp5.1.3 pcbxpcfr-194hb94v-0 tvfr-1 94v
2、-0tvcem1 94v-0fr-4 94v-01gpcbfr-45.2 5.2.1 pcb 5.2.2 1a 5.2.3 3.0mm-3.5mm5.2.4 bottem5.3 pcb5.3.1 pcbpcbapcb5.3.2 pcbx,y5.3.3 5mmpcb55.3.4 4 mm5 mm4x5mm5 mm5 mmpcb5.3.5 5.3.6 pcb3.0mm2.5mm 5.3.7 pcb pcb5.3.8 5.3.9 pcba5.3.10 dip 5.3.11 1/4w,5.3.12 bga4mm5mmbgabgabga 5mm5.3.13 0603sojplccbga0.6mm pit
3、chsopstandoff>0.15mmqfp45 5.3.14 pcb3.0mm5.3.15 5.3.16 5.3.17 /icrcic 5.3.18 pcbpcbmtc-libftp:/4_pcb/mtc-libpcb 1. 2. 3. 3.1. 3.2 3.3 4. 5. 6. 6.1. 6.2. 6.2.1 mn6.2.1. 1:20%h2so4 20%ki 0.1n 6.2.2.2 1ml250ml20ml20ml 20%h2so4 25ml 20%ki52-3ml0.1n 6.2.2.3 mng/l= 3.16 ()ml na2s2o3 6.2.3 kmno46.2.3.1
4、:10%bacl2 6%na2so4 20%h2so420%ki 0.1n 6.2.3.2 :10ml100ml5ml 10%bacl25ml 6%na2so4 1510ml250ml20ml 20%h2so4 25ml 20%ki52-3ml0.1n 6.2.3.3 kmno4g/l= 3.16ml () na2s2o3 6.2.4 k2mno4k2mno4g/l= mnkmno4 6.2.56.2.5.2:1ml100ml50ml0.1n hclph8.56.2.5.3g/l= 40(m.v) mlhcl 6.3 6.3.16.3.1.1:0.5n naoh 6.3.1.2:2ml250m
5、l20ml0.2n naoh6.3.1.3 ml/l= 13.3(mv) naoh 6.3.2 6.3.2.1 0.1n kmno4 6.3.2.2:1ml250ml 20ml20ml 20% 0.1n kmno4 ; 6.3.2.3 h2o2(%)=0.1515v()ml kmno4 6.4 6.4.16.4.1.1 0.5n naoh 6.4.1.2 2ml250ml20ml0.2n naoh 6.4.1.3 ml/l= 13.3(mv) naoh 6.4.2 p-6096.4.2.1 0.1n i2 1%6.4.2.2 4ml250ml20ml2g 1ml 1%,0.1n i2 6.4.
6、2.3 sy-609= 0.667v mli2 6.5 6.5.1 6.5.1.1:0.5n 6.5.1.2 :5ml250ml50ml2-3, 0.5n hcl6.5.1.3 n= 0.1v() mlhcl 6.6 6.6.1 sy-6016.6.1.1 :0.1n hcl 6.6.1.2 :10ml250ml20ml, 23 0.1n hcl 6.6.1.3 p-601% =v mlhcl2.12+6.6.2 cu6.6.2.220ml250ml20ml, 25ml ph=10,35pan0.1n edta 2+6.6.2.3cu (g/l) = 0.318v() mledta 6.7 6
7、.7.1 6.7.1.1 :1.0n naoh 6.7.1.2 :2ml250ml20ml23 1.0n naoh 6.7.1.3 h2so4%= 1.33v()mlnaoh 6.7.2 aps6.7.2.1 : 20%ki0.1nna2s2o36.7.2.2 2ml250ml,1020ml 20%,1015mlki ,38,5min0.1nna2s2o3(); 6.7.2.3 aps(g/l)=nv59.5 6.8 6.8.16.8.1.1 :0.1n naoh6.8.3 6.9 6.9.16.9.1.1 :0.1n naoh6.9.1.2 :1ml250ml20ml23 0.1n naoh
8、 6.9.1.3 n= 0.1v() mlnaoh 6.9.2 sy-6056.9.1.1sy-6052.0ml2.5ml3.0ml3.5ml4.0ml100ml 5%,2.0%2.5%3.0%, 3.5%,4.0% 6.9.1.2 6.9.3 6.10 6.10.16.10.1.1 0.5n 1%6.10.1.2 5ml250mldi h2o6.10.1.3 n= 0.1 v() mlnaoh2+6.10.2 cu 6.11 6.11.2 cu2+6.11.2.1 20%h2so4 20%ki 10%kscn 0.1n 6.11.2.2 : 10ml250ml20ml 20%h2so425m
9、l 20%ki 0.1n 0.1n 2+6.11.2.3 cug/l= 0.635v() mlna2s2o3 6.12 6.12.1 6.12.1.1 : 1.0 n naoh6.12.1.2 : 2ml250ml50ml23d1.0 n naoh 6.12.1.3 (ml/l) = 13.3v()ml naoh 6.12.2 6.12.2.1 20% 20%ki 1% 0.1n na2s2o36.12.2.2 2ml250ml10-20ml 20%10-15ml ki 3-850.1n 6.12.2.3 npsg/l=59.5nv() 6.12.3 6.12.3.1 1.0 n naoh 6
10、.12.3.2 2ml250ml20ml2-3 1.0n naoh 6.12.3.3 h2so4 %1.33ml naoh2+6.12.4 cu 6.12.4.1 0.1n edta 6.12.4.2 1ml250ml50ml3-5edta 2+6.12.4.3 cu (g/l=250nv() 6.13. 6.13.1 6.13.1.1 1n naoh 6.13.1.21ml250ml50ml3-5naoh 6.13.1.3h2so4%2.66nv6.14.16.14.1.1: 20%0.1n edta, 6.14.1.2: 2ml250ml50ml20ml 20%nh4h2o 0.20.4g
11、,0.1n edta. 6.14.1.3cuso45h2o(g/l) = 125( ) mledta( ) n edta 6.14.26.14.2.11.0n 0.1%6.14.2.2 :2ml 250ml,50ml2-3 1.0n . 6.14.2.3 h2so4 (g/l) = 24.5( )mlnaoh( )n naoh 6.14.3 cl6.14.3.1 0.01n hg(no3)20.1n agno36.14.3.2 :50ml50ml20ml20%hno335dagno3 0.01nhg(no3)2 6.14.3.3 cl (ppm/l) = 710( )ml hg(no3)2(
12、)n hg(no3)21 20cl2 clsy-125 0.5ml/l 3 cpar-6.14.4 6.14.4.1 /: 267ml 10% 6.14.4.2 6.14.4.2.1 ,; 6.14.4.2.2 3-5;6.14.4.2.3 ,; 6.14.4.2.4 2-3;6.14.4.3.5 ,276ml, ,20a,10; 6.14.4.3.6 10,;6.14.4.3.7 6.15 6.15.1 h2so46.15.1.12ml250ml50ml23d,1.0mol/l naoh 6.15.1.2 h2so4 (ml/l) = 13.3()mlnaoh 6.15.2 snso46.15.2.1 20ml 20%250ml30 ml5ml230.1mol/l i2 6.15.2.2 snso4(g/l) = 2.145()mli2
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