| 出生地 |
Zhejiang China (Mainland) |
| 牌子的名字 |
YuFeng |
| 模式的数量 |
STSD-2 |
STSD-2 Automatic Sand Equivalent Test Apparatus (single tube) Test canister swing203±1.0mm
Period of motion180±2times/min
Working voltageAC220V±10 50HZ
Test canister size32×420mm
duration of oscillation control030 second
Quiescence place time control020min