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...
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...
这场战役以耻辱的失败告终.The battle ended in a humiliating defeat.她的嘴唇仿佛尝到了耻辱的滋味.It was as if she felt on her lips the taste of dishonour.伯莎握紧了双手, 为那耻辱的红晕不肯从双颊上消退而躁怒.Bertha clenched her hands, furious because the flush of shame woul...
Too bad he used his intelligence for criminal purposes.他把聪明都用在了犯罪上，太可惜了。Northbridge is a cool, calculating and clever criminal who could strike again.诺思布里奇是个头脑冷静、诡计多端、阴险狡诈的罪犯，他可能还会犯案。They would be sacked for criminal or ...
There may be alternative methods of substantiation other than written records.除书面记录外，可能还有其他方法可以证实。Meanwhile, sales of vinyl records halved in 1992 to just 6.7m.与此同时，黑胶唱片的销售量在1992年下降了一半，只有670万张。Temperature records have un...