| 释义 |
very low grade coal
- 甚低温shèn dī wēn
very low temperature
- 贫矿pín kuàng
lean ore; low grade ore; borasca
- 无烟煤wú yān méi
anthracite, blind coal
- 甚低频shèn dī pín
very low frequency (VLF)
- 年级nián jí
grade
- 炼煤liàn méi
artificial coal
- 炼焦煤liàn jiāo méi
coking coal; baking coal; sintering coal
- 高档gāo dàng
top grade
- 褐煤hè méi
lignite; lignitous coal; azabache; bovey coal; brown coal
- 长焰煤zhǎng yàn méi
long flame coal; jet coal; candle coal; kennel coal; cannel coal
- 坡度缓和pō dù huǎn hé
grading
- 逐渐变化zhú jiàn biàn huà
grade
- 沥青煤lì qīng méi
bituminous coal; pitch coal; asphalt coal
- 煤粉méi fěn
braize; gum; baring powder coal; pulverized coal
- 龙骨斜度lóng gǔ xié dù
keel grade
- 特等tè děng
special grade, top grade
- 锈蚀等级xiù shí děng jí
rusting grade
- 下层的xià céng de
lower
- 爬上陡坡pá shàng dǒu pō
make the grade
- 评分píng fèn
grade; graded; give a mark
- 较低的jiào dī de
lower; inferior; nethermore
- 敝衣恶食bì yī è shí
having a very low standard of living
- 辉煤huī méi
glossy coal; peacock coal
- 焦煤jiāo méi
charred coal; coking coal
- 炼焦用煤liàn jiāo yòng méi
coking coal
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