heptane是什么意思？

heptane的音标：heptane的英式发音音标为：['hepteɪn]heptane的美式发音音标为：['hepteɪn]...

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...

迂回管...

n.发出，发射物，射出...

处于自然状态的，天然的，裸体的...

He was a callow youth when he joined the newspaper.他进报社时还是个乳臭未干的小子.Like callow birds left desert to the skies.你的庇护,它们就要战栗--就象/那羽翼未丰的小鸟给撇下在天空里.He was only a callow youth.他只是个无经验的年轻人....

climax的音标：climax的英式发音音标为：['klaɪmæks]climax的美式发音音标为：['klaɪˌmæks]...

Omaha的音标：Omaha的英式发音音标为：['əuməhɑ:]Omaha的美式发音音标为：['oməˌhɔ, -ˌhɑ]...

I have heard heroes could travel between Infernos without moving.我听说英雄们不需要移动就能穿梭于地狱之间....

我该穿常礼服,还是燕尾服?Am I to wear a dinner - jacket or tails?他穿着常礼服, 他的官职金项圈挂在脖子上.He was dressed in his official morning coat, with his chain of office about his neck....

“最深处”的拼音为：zuì shēn chù...

两只雄鹿把角叉到一起了.The two stags interlocked their horns.LBG还 可与黄原胶和角叉胶单环反应,形成坚硬凝胶.LBG also interacts with xanthan and carrageenan helices to form rigid gels.一头公鹿, 一头头上长着8个美丽角叉的公鹿.A buck, a big beautiful eight - point buck....

关于他缺席的原因有很多传言。There has been much gossip about the possible reasons for his absence.他被缺席判处七年监禁。He was tried in absentia and sentenced to seven years in prison.缺席投票的最后期限是星期六。The deadline for absentee voting in was Saturda...

bedaubing的音标：...

“约莫”的拼音为：yuē mo...

castability的音标：castability的英式发音音标为：[kɑ:stə'bɪlɪtɪ]castability的美式发音音标为：[kɑstə'bɪlɪtɪ]...

市长的方案激励了打算在曼哈顿下城开业的公司。The mayor's scheme offers incentives to firms setting up in lower Manhattan.他们那些设备都是从曼哈顿一家已经关闭的啤酒厂购买的。They bought all their equipment from a defunct brewery in Manhattan.他没精打采地走过曼哈顿湿漉漉的街道。He tr...