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轴箱导框 | |
railw. | axle box guide; pedestal; axle box pedestal |
间隙 | |
hydroel.st. | gap; clearance |
met. | clearance space |
| |||
axle box guide; pedestal; axle box pedestal | |||
axle-box case; axle-box guide; journal-box guide |
轴箱导框 : 8 phrases in 2 subjects |
Rail transport | 7 |
Technology | 1 |