支座 BⅠ 1801400-2.5=100-205f1=30

bi1801400-2.5=100-205f1=30

WN150A)-10 RF02013 WN

SO450B)-16RF50RFsch4RF6058F

PL 25(B)-16 FF b=

wn25-16rfs=4.5RF S=4pamp/1

20592wn80-40 rf3F040-780-

DN 20-Sch10S 180ESf sch

1 CRF 2000-0.25 δs=10

pl65(B)-16rf b0004082-FM600/51=2+0.5 Bmpampamp

SO500-