NB/T 47065.1  支座 A 1919

47065.2 A1919

47021 C-RF1000-0.6&=&;amp;amp;amp;amp;amp;ampamp;eq

WN 4"-150 RF Sch3119

47065.3 B7387

47021 C-RF650-0.6 δs=8 n=44 d=1

47065.4 A2867

47065.2 A4671

47021 FM800-0.25-42-co50.6S5097-195F9-

BL300-150RJ7

47065.4 A19090.6/=605 /h8hgF20/