coal-ball
英['kəʊlb'ɔːl]
美['kəʊlb'ɔːl]
- 煤结核,煤层石球
相关词汇
coalless
coal
coal processing and conversion
coal mining and gas extraction
coal preparation technological
coal matrix flexibility energy
coal-based activated carbons
coal or rock dynamic disasters
coal and gas pressure outburst
coal transportation technology
coal-fired hot-blast stove
coal hydroliquefaction residue
大家正在查
Copyright © 2023 256查询网 All Rights Reserved
