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当前学科:煤气站煤气操作考试
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气体的标准状态指气体处于温度为()、压力()的状态。
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根据下列短文,回答题。 A panel of government officials is worried.The air quality in some areas is not good.Theair is polluted with soot.The officials worry that the air is harmful to the people who breathethe air.The officials are expels.They study the environment.They diSCUSS ways to stop theair pollution.The panel decided to make,some changes to the law. The mew plan places strict limits on how much soot call be released into the air.Now,ameasurement of 65 parts of soot is considered safe.The new plan would reduce that number to30.The daily limit of pollution in the air would be cut in half. These new standards would affect industry.The limits would also affect people who ownwood stoves and fireplaces.The country will keep track of the air quality every day.Peoplewould be required to stop burning wood when the levels are high.They could also install a kindof special fireplace.These fireplaces burn very little wood.They do not pollute the air asmuch.Some countries will punish families who violate the ban.They will have to pay a fine fornot complying with the law. Some states do not have much industry.Their pollution problem is not too bad.Theywould stiU have to regulate how much pollution is released into the air.The experts hope thatthis ban will help keep the air cleaner.Before the plan becomes a law the public will have a chance to comment on it.Citizenswill have ninety days to ask questions and voice concerns about the plan.Then it will becomea law.The panel is made up of________.
在FSC系统日常维护中,只要在DCS系统上通过检查FSC系统()模件即可查阅安全系统运行状态。
压裂是油气藏增产的唯一措施。()
两个站立点之间所标绘的各种界线、线状地物、地类名称、权属性质等调绘内容须()、不能产生丢漏。
下面关于创业的说法正确的是()。
人防工程中,下列可不计人防火分区面积的有()。
“五证”
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当电容器额定电压等于线路额定电压时,则应接成()并入电网。
了解油井地层的出砂情况,必须经过()。