silkworm b3
silkworm b3, Total:2 items.
The international standard classification for "silkworm b3" includes: .
The Chinese standard classification for "silkworm b3" includes: .
SCC
- AS B3:1929 Tentative Australian standard specification for rubber conveyor and power transmission belting
- AS B3:1944 Friction-surface rubber conveyor and elevator belting
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