Self - heating of two typical n - alkane ( n - heptane and n - hexadecane ) is studied by Accelerating Rate Calorimeter.研究燃油在绝热条件下的燃烧情况对实际应用中改善燃油燃烧性能,改进发动机工况等有着重要的指导意义.The heptane compound has a primary purpose as a plas...
The heptane compound has a primary purpose as a plasticizer for doublebase propellant systems.化合物庚烷的主要用途是作为双基推进剂的增塑剂.However, it is difficult to produce multi branched i heptane and restrain its cracking.正庚烷异构化的难点在于高选择性地...
His candidacy has divided the party; while most have scorned him, others have sought to rehabilitate him.他的候选资格使该党出现分化;其中大多数人都嘲弄他，而另外一些人则想办法为他恢复名誉。They even had clips of Nixon announcing his candidacy.新闻中还配有尼克松宣布竞选的录音剪辑....
The work included several procedures : checking the amount , appraisal , classification, encasement and remake.整理的方式主要为清点 、 鉴选 、 分类、装箱 、 修补、再和.Some private appraisers resist mass appraisal because they are concerned abou...
Often accident occurrence of CFG pile foundation shows there are shortages of standard calculating method.针对CFG桩工程事故的不断发生,说明CFG桩复合地基沉降计算规范方法的自身局限性.He described Mr Long as cold, calculating and manipulative.他说郎先生是个冷酷、算计，又...
She blew a kiss to the onlookers.她向旁观的人群送去一个飞吻。The onlookers stood at a respectful distance.旁观者站在一定的距离之外，以示尊敬。The ring of onlookers distended and closed again elastically.围观的一圈人散开了,接着又弹簧一般聚拢来.After the crash,onlookers sa...
A teacup should stand in a saucer.茶杯应放在茶托上.Carelessly,I knocked my teacup over and the tea went all over the tablecloth.我不小心把茶杯打翻了,洒得桌布上一塌糊涂。Both are trying to present the disagreement as a storm in a teacup.双方都想拿这个小分歧做大...
WEN SI DUN 4 lookings at the outside of the gauze curtain absent - mindedly .温斯顿 心不在焉 地看着薄纱窗帘的外面.Mummy angry with papa, dun want to buy him birthday cake today.今天是爸爸的生日?妈咪买蛋糕啦!Praise of White Poplar is a famous essay of ...