首页
财务会计
医药卫生
金融经济
考公考编
外语考试
学历提升
职称考试
建筑工程
IT考试
其他
登录
职称考试
Underground Coal Fires Coal burning deep underground in China, India and Ind...
Underground Coal Fires Coal burning deep underground in China, India and Ind...
admin
2020-12-24
27
问题
Underground Coal Fires
Coal burning deep underground in China, India and Indonesia is threatening the environment and human life, scientists have warned. These large scale___________ (51)blazes (火焰)cause the ground temperature to heat up and kill surrounding vegetation,produce greenhouse gases and can___________ (52) ignite (点燃)forest fires,a group of scientists told the annual meeting of the American Association for the Advancement of Science in Denver. The resulting___________ (53) of poisonous elements like mercury can also pollute local water sources and soils, they warned.
“Coal fires are a global disaster,” said Associate Professor Glenn Stracher of East Georgia College in Swainsboro, USA. But____________ (54) few people know about them.
Coal can heat up on its own, and eventually catch fire and burn, if there is a continuous oxygen supply. The heat produced is not caused to___________ (55) and, under the right combinations of sunlight and oxygen,can trigger spontaneous (自发的)catching fire and burning. This can occur underground,in coal stockpiles,abandoned mines or even as coal is transported. ___________ (56) fires in China consume up to 200 million tons of coal per year, delegates were told. In___________ (57),the U. S.economy consumes about one billion tons of coal annually, said Stracher,____________ (58) analysis of the likely impact of coal fires has been accepted for publication in the International Journal of Coal Ecology .____________ (59) underway, coal fires can burn for decades, even centuries. In the process,they release large___________ (60) of greenhouse gases, poisonous fumes and black particles into the atmosphere.
The members of the panel discussed the____________ (61) these fires may be having on global and regional climate change, and agreed that the underground nature of the fires makes them difficult to___________ (62).
Ultimately, the remote sensing and other techniques should allow scientists to___________ (63) how much carbon dioxide these fires are emitting (释放).One suggested___________ (64) of containing the fires was presented by Gary Colaizzi, of the engineering firm Goodson,which has developed a heat-resistant grout (灌浆),which is designed to be pumped into the coal fire to____________ (65) the oxygen supply.
选项
A experiment
B gather
C illustrate
D estimate
答案
D
解析
选项D的意思是“估算”,符合句意要求。其他选项,experiment的意思是“试验”,gather的意思是“收集”,illustrate的意思是“例证”。
转载请注明原文地址:https://ti.zuoweng.com/ti/EL9QKKKQ
相关试题推荐
共用题干 第二篇SleepNecessaryforMemoriesBurningthemidnightoilbeforeanexam...
UndergroundCoalFires CoalburningdeepundergroundinChina,IndiaandInd...
UndergroundCoalFires CoalburningdeepundergroundinChina,IndiaandInd...
UndergroundCoalFires CoalburningdeepundergroundinChina,IndiaandInd...
UndergroundCoalFires CoalburningdeepundergroundinChina,IndiaandInd...
UndergroundCoalFires CoalburningdeepundergroundinChina,Indiaand...
UndergroundCoalFires CoalburningdeepundergroundinChina,Indiaand...
UndergroundCoalFires CoalburningdeepundergroundinChina,Indiaand...
UndergroundCoalFires CoalburningdeepundergroundinChina,Indiaand...
UndergroundCoalFires CoalburningdeepundergroundinChina,Indiaand...
随机试题
下列不计算建筑面积的内容有()。
女性,38岁,GravEs病甲状腺次全切除术后10年。近4个月心慌、怕热、多汗.
下列能祛风,通络,用治小儿惊风的是
IMP的分解代谢产物是 A.尿酸B.β-丙氨酸C.β-氨基异丁酸D.
牙本质发育不全的遗传方式为A.Y连锁B.X连锁C.常染色体显性遗传D.常染色体隐性遗传E.性染色体显性遗传
某有限责任公司有四个股东甲、乙、丙、丁,持股比例为4:3:2:1,丁欲将其股权作价10万元对外转让,则以下行为符合法律规定的是( )。 Ⅰ.乙、丙均不...
地球外部有四个圈层,最里面的圈层是( )。A.大气圈B.水圈C.生物圈D.岩石圈
施工企业对重大危险源应当登记建档,定期检测、评估、监控,并制定(),告知从业人员和相关人员应当采取的紧急措施。A.应急预案B.管理制度C.评估体系D.救助
土地使用权的出让方式不包括()。A:拍卖B:招标C:双方协议D:抵押
当总需求水平过低,经济衰退时,政府应______社会福利费用,______转移性支出水平。()A:增加;降低B:减少;提高C:减少;降低D:增加;提高