all the electrical equipment _______wii be equipped in the office is of importance to us.为什么用that不用what?（不是在从句中作主语吗?that补充当成分的呀?）

electrical system of the electrical electrical electrical electrical A contract to cover all maintenance and repairs to heating,electrical,and plumbing facilities ...A contract to cover all maintenance and repairs to heating,electrical,and plumbing facilities removes the risk that unexpected breakdown will cause highe All the electrical equipment that will be equipped in the office is of great important to us.这个句子中equipment为什么用单数? 翻译 please do notunplug the electrical wire. 翻译 please do notunplug the electrical wire. please do not unplug the electrical wire, all electrical appliances produce ____energy所有电器产生什么能? 英语翻译However,some scientists now believe that dreams mean nothing at all-dreams are caused by the electrical activity in our brains while we sleep. connected to the electrical neutral,这里的electrical neutral什么意思呢（电学） 英语翻译材料工程 英文翻译麻烦翻译这句话 分析语法 All the electrical charges are neutralized throughout the crystal and bonding arises because the negative electrons act like a glue between the positive ion cores. Which of the following properties or characteristics are inconsistent with the metals (more than one)?A good thermal conductivity B high strengthC.high electrical resistivityD.high stiffnessE.ionic bonding The predominant phase in the iron-carbon all 帮忙英文翻成中文Develop master samples for the electrical test status for each terminal position on each part to ensure the equipment can verify the presence of all terminals. 英语翻译1.which of the following solutions has the lowest electrical conductivity?(all solutions are of the same concentartion)a)ethanoic acid b) sodium chloride2.a sample of air was shaken with an alkaline sloution of a compound called pyrogall 英语翻译The Contractor shall be responsible for ensuring ,if necessary in co-operation with the appropriate other contractor,that all items of electrical and mechanical equipment are erected,maintained in good condition and commissioned under app