HG/T 21574  吊耳 LP-4

WN 300-300 RJ Sch8S=516

WN100-900G500-.0/144-000SCH140RF12

5 CM 2000-1.020δ1accH4F S=634 b=5RFCH40S-RF-16p

5 FF 2850-4.020δ0=2

5 CM 550-2.520δ0=1025R00h1J==42 D

WN40-150 RF B=34.020 rf s=6.02 r

5 CG 1850-2.520δ

WN300(B)-16 RF S=7.5

1 RF 1000-1.07