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轴承加热器 价格 感应轴承加热器哪有卖?介绍一个比较好的公司 换热器计算设计我有个难题:给了一下条件怎么算换热器的总换热面积啊?1、结构：浮头式（便于清洗）2、管程条件：导热油,进口温度256度,出口温度260度,压力0.6MPa,流量100M3/h；3、壳程条件： 怎么制作一个加热器食堂用220V加热器,自动控制温度,需要什么材料. 柴油加热原油列管换热器的设计? 换热器的设计怎么做? 急求：燃油税改革的英文报道求燃油税改革的英文报道要求出自权威性的媒体还有,燃油税的征收制度有没有英文版?燃油税的英文貌似是fuel tax【改一下问题】现在不用英文报道和征收制度了 燃油税英语怎么说? 征收相当于燃油价格40%的燃油税 英语把 征收相当于燃油价格40%的燃油税 翻成英语怎么翻要不要翻40% of the worth of... 什么是燃油税? 燃油税开征了没有一直听说燃油税,不知识开征了没有,如果开征是什么时候开征的 . 因国际市场油价上涨,某市将出租车的收费标准重新调整为:不超过2千米的部分,收起步5元,燃油税1元；2千米到,5千米的部分,每米收1.5元超过5千米的部分,每千米收2.5元若某人乘坐了x（x大于5） 燃油税现在是多少啊?今年燃油税上涨不少,现在到了多少了啊? 帮我翻译一下,（英翻中）谢谢In this new marketing campaign, Weibo played an essential role in it. Celebrities and opinion leaders showed off their customized bottles with their names. It soon became popular among consumers making their ow 请帮忙翻译,英翻中谢谢!Your mother always said not to look directly at the sun. In this case, you may want to make an exception.NASA released stunning new images captured by their Solar Dynamics Observatory, or SDO, a space telescope designe 英语翻译she and Jez won’t accept their invites to stupid drinks parties in their double-fronted Edwardian houses in The Driveway,the only road apart from ours with a guaranteed catchment into this tiny,one-form-entry infant school. 英语翻译oh,i look no know 英语翻译The design,construction,operation and maintenance of a new sewage treatment works to treat domestic sewage from a population equivalent of 844,000 with the provision for future extension to 1.125 million.是关于污水处理工程的一 英语翻译Children under the age of 2 in baby cot (1 per room) will be charged at the same rate as children sharing the bed with parents. 英语翻译welcom to the garden district turn left on first avenue ang wnjoy the city's quiet streets and small parks.take a walk through the park on center avenue.across from the park is an old hotel.next to the hotel is a small house with an inter 求英翻中the police having been made, the next problem was how to carry it out [英翻中]we both fall to the floor.I lock my arms propelling her onto her back. 英语翻译This arises from the possibility of debris being retained in certain locations due to debris coagulation or restricted access of wash solution.For this reason it is imperative on the introduction of new cylinder blocks/heads,and at regula 英语翻译The BIOS in this system is not fully ACPI compliant.Please contact your system vendor for an updated BIOS.If you are unable to obtain an updated BIOS or the latest BIOS supplied by your vendor is not ACPI comliant you can turn off ACPI mo 英语翻译itis all true!so maybe i will see fire,my mother will go away,and a tight will come to my home.oh no!i go to leo's home.he and his mother wish me a happy birthday.there is a small birthday cake.they light candles and i blow them out,but a 求英文高手 帮助英翻中 不要网页在线翻译的1.Our food,when fresh,is good that we haven’t had to change its natural taste2.We complain about our wet and changeable weather,but it is the rain which gives us our rich soil and green gra 英语翻译my name is sissy.i work for an airline.i say hello to people when they come on the plane.i give them food.i answer their questions.today i'm going to fly to singapore.in singpore i am going to stay in a nice hotel.i'm going to do a little 求翻译戴爱玲＆刘伟德的歌《Gentleman》,求把英文歌词翻译成中文歌词! 船舶燃油方面的知识,目前500马力以上的船使用的燃油是重油吗,500马力的每年的燃油费用多少重油净化设备有什么用途 现在船舶的燃油补贴多少?船舶有没有燃气补贴?我家的船是280马力的渔船,我是山东烟台的 重油在50-60度时的密度是多少?重油在进锅炉使用时需加热，大概50-60度，加温后密度会发生变化，请教在此时（加温到50-60度）的密度是多少？ ..燃料油在18.4摄氏度的情况下,密度是多少?