A. What B. When C. Why D. Which 相关知识点: 试题来源: 解析 D 句意:哪一个更重要,汽油还是电?考查疑问词辨析。What什么;When什么时候;Why为什么;Which哪一个。根据后面给出了选择范围gas or electricity可知,这里问的是“哪一个”。故选D。反馈 收藏 ...
百度试题 结果1 题目___ is more important, gas or electricity?A: WhatB: WhenC: WhyD: Which 相关知识点: 试题来源: 解析 D正确率: 64%, 易错项: C 略反馈 收藏
An electric utility power station uses either a turbine, engine, water wheel, or other similar machine to drive an electric generator or a device that converts mechanical or chemical energy to electricity. Steam turbines, internal-combustion engines, gas combustion turbines, water turbines, and wind...
Yougaingreaterconfidenceinyourself.Also,youbecomemoreoptimisticandcalmerinthemindthanbefore.Thereareseveralreasonsforthesechanges:yourself-imageimprovesasyoustartlivingintidybeautifulrooms,andyougaindecision-makingskillsasyoucontinuetochoosebetweenwhichthingstothroworgiveawayandwhichtokeep.ThewayweletgoofthingsintheKo...
However, in the future, we can't cut down all our trees to make gas; we need our trees for other things, too. Besides different types of gas, we can also use electricity (电) to run our cars, but first we must make the electricity! Some countries have coal and they make ...
Oil and gas companies' interest in the gas-fired electricity process resides mainly in the technological revolation that occurred in the eighties, in which new extremely modulable means of electrical generation appeared, mainly fueled by gas, augmented by the possibilities of further progress in the ...
the car with an electric motor and a gas-powered engine. they have a battery for power storage, but it's much smaller than those used in vehicles that exclusively rely on electricity. also, you can't charge an hev's battery by connecting to the grid; all its power comes from ...
Gas is the metering unit for use of the Ethereum "World Computer". As an analogy, electricity is metered by kilowatt hours. Using more computation and storage in Ethereum means that more gas is used. One fundamental reason for metering is that it provides an incentive for people (miners) ...
The heated waterreleases warmthinto the living space, and then it returns to the boiler to be reheated. Boilers are typically fueled by natural gas, oil, or electricity, and they can also be used to heat domestic hot water in addition to space heating. ...
And what of Michael Faraday himself? Does he believe in different kinds of electricity? Nope. In his book "Experimental Researches in Electricity" from 1839, Faraday investigates the nature of electricity, and frequently uses the term "quantity of electricity" to refer to quantities of electric ch...