| |||
hards | |||
hard coal (美国指无烟煤,英国指褐煤以外的各种煤) | |||
hard coal | |||
solid coal; bastard coal | |||
coal stone; anthracite | |||
| |||
bastard coal | |||
| |||
hard coal | |||
| |||
anthracite | |||
| |||
hards | |||
| |||
anthracite |
硬 煤 : 46 phrases in 6 subjects |
Agriculture | 1 |
Architecture | 1 |
Construction | 3 |
General | 1 |
Oil / petroleum | 5 |
Technology | 35 |