NB/T 47065.1  支座 BⅡ 36950

BII 36950

2 A9723

PL 80(B)-10 RF RFâ€f&ampampamp

PL 325-16 RFS=3J Sch160SS0-a2.5h40

2 A7743

法兰盖BL500-16 RF800 FM Sch8100×40-8 TR50 RF1337)-10 RF D=89 B=42=4F000 RF0aR0-10016FDRFRFFhf01T(-1.6/)-116 RF S

WN50-150 RF Sch1249

WN 300(B)-16 RF