hard coal

具有最高的热值。
常用释义
无烟煤:指含有比其他任何形式的煤更多固定碳和最低挥发物(快速蒸发物)含量的煤种,具有最高的热值。

例句

1·The miserable Toad, crouching in the coal-dust, tried hard to think of something to do, with dismal want of success.

可怜的托德蜷缩在煤尘里,拼命想主意,可是苦于想不出来。

2·It may be hard to imagine a planet blacker than coal, but that's what astronomers say they've discovered in our home galaxy with NASA's Kepler space telescope.

很难想象一个行星比煤炭还要黑,但是宇航员们的确声称,他们通过NASA的开普勒太空望远镜在我们所处的银河系发现了这样一颗行星。

3·Planning aside, nuclear plants can be hard to finance, since they cost more and take longer to build than coal - or gas-fired units.

撇开规划不说,相比用煤或煤气作燃料,核电站成本更高,建设周期更长,因而资金筹措也相当困难。

4·Prohibition: Scrap iron, coal, timber, stone and hard material are prohibited for our machines.

禁止:禁止将废铁,煤炭,木材,石材等硬质材料放入机器内。

5·Why lose a hard-working 25-year-old for a couple of years when you can train him internally and keep him at the coal face?

为什么要让一个积极进取的、25岁的年轻人浪费几年的光阴(去读MBA)? 而在此期间通过内部培训将使其显露才干。

6·Those who hate the coal boss need to take a hard look at the system that created him.

那些仇恨煤矿老板的应该好好看一看产生这位老板的制度。

7·The ground floor there are oil, natural gas, coal, geothermal, limestone, dolomite, hard iron bauxite and other mineral resources, rich reserves, the exploitation of high value.

地下蕴藏着石油、天然气、煤炭、地热、石灰岩、白云石、硬铁矾土等矿产资源,储量丰富,具有较高的开采价值。

8·In coal marketing operations, enterprises gradually find out it is very difficult to realize many elaborately planned marketing schemes and hard to reach the target expected.

在煤炭市场营销活动中,企业逐渐发现,许多经过精心策划的市场营销组合计划在实施过程中困难重重,难以达到预期目标。

9·A new way is given so that input coal and air volume is hard to measure can be solved.

在煤粉炉给粉量、风量难以测量的难题上给出了一种可行的思路。

10·Evil aggressors also in trouble, force us to identify the "Nanjing Treaty" and the unequal treaties, called the people to help them to hard labor, digging coal mine, giving them as cattle and horses.

可恶的侵略者还趁火打劫,逼我们鉴定《南京条约》等不平等的条约,叫老百姓帮他们做苦工,挖煤矿,给他们当牛做马。

同义词

[矿物]硬煤;无烟煤