The heptanal butyl mercaptan was synthesized with heptanal, sodium thiosulfate and 1 bromobutane as raw materials.以正庚醛 、 硫代硫酸钠和溴代正丁烷为原料,合成了正庚醛正丁硫醇缩醛.Keep the rough edge of the fabric aligned with the raw edge of the pipi...
Use separate chopping boards for raw meats, cooked meats, vegetables and salads.切生肉、熟肉、蔬菜和拌色拉的青菜时要使用不同的切菜板。The mere mention of John had touched a very raw nerve indeed.提到约翰就真的让人心痛。He also wanted to see Bangladesh in the ...
英语伤我千百遍，我待英语如初恋。English has hurt me a thousand times, but I still regard it as my first love.我想你或许想要读一下信封里的内容。I thought you might like to read the enclosed.我尽量言简意赅。I have tried to pack a good deal into a few words....
These theories drew analogies of them.这些理论吸取了它们的相同点.The analogies between the behavior of light and matter have been striking.光和物质的行为之间的相似性是十分显著的.His efforts involved thought experiments and analogies, rather than detail...