middling coal
基本解釋
- [能源科學(xué)技術(shù)]中等煤炭中煤
英漢例句
- The most reactive coal is in the middling coal-bank;
含灰量低的中等變質(zhì)程度的煤氧化活性最高; - The coals used included high-sulfur raw-coal, low-sulfur raw-coal and middling coal.
所用煤種包括高硫原煤、低硫原煤、中煤。
雙語例句
專業(yè)釋義
- 中等煤炭
- 中煤