NB/T 47022  法兰 RF 650-1.6a-1.0F0-

2 RF 650-1.6/a-1.0F0-

BL 80-16 RF16rf0

3 t 600-2.5 –Α–ü―²¬ï–¹–Α–ü―²¬ï¬î–Α–ë

PL 19-150 RF0/45frf

SOP FF 10K 65A0040s0A-1&

3 CRF 900-1’آ·ذ¨ر‍ذ’

PL100-16 RF 内5 WN3f d=140 k=110450-4.0 /u00c3/u00a3/

PL100A-