BV | 300/500 | 1 | 0.75~1 | JB8734-1998 |
BLV | 450/750 | 1 | 2.5~630 | |
BVR | 450/750 | 1 | 2.5~240 | |
BVV | 300/500 | 1 | 0.75~10 | |
BLVV | 300/500 | 1 | 2.5~10 | |
BVVB | 300/500 | 2,3 | 0.75~10 | |
BLVVB | 300/500 | 2,3 | 2.5~10 | |
RVS | 300/300 | 2 | 0.5~0.75 | |
RVP、RVP-90 | 300/300 | 1,2 | 0.08~6 | |
RVVP | 300/300 | 1,2~24* | 0.3~6 |