NB/T 47065.1  支座 A 9352

2 A9352

SP-6447

WN200-150 RF/Sc1.6=12

WN200(B)-63mRF20-

SO 50-150 RFF80-1/215 S=3-RSc hiï؟½ï

2 A3754

TPB-2

bii 5977

bi 2848

2 A6286-16 RF820516.RJ0-0.25 R175/05 Lch4RF00αpampa RJj@5=825 RF)50S26RFRFF25mR5.2 A4100 RF Sch400/u009d/u020-ââ‚16