The kinetics of esterification of linalool with acetic anhydride was studied.研究了芳樟醇与乙酸酐酯化反应动力学.CONCLUSION The main constituents are E - ocimenone and Linalool.结论柳茶的主成分为E - 罗勒烯酮和芳樟醇....
当压力改变时,阀帽容易上下移动.Bonnet tendency to move up or down as pressure changes.阀帽: 不需要将阀门从管路中拆除,就可以进入维护铰链和阀瓣.Cap: permits access to hinge and disc without removing valve from line.止回阀标签通常安置在阀帽的边缘上.Check valve tags are typically ...
To verify the curative effect of He - Ne laser in the treatment of acne indurate cystica.目的:验证氦氖激光治疗结节囊肿性痤疮的疗效.Monkey wielded his cudgel and hit Ne Zha from Behind . Ne Zha was forced to withdraw.托塔天王李靖见两将俱败, 不能取胜,便急忙鸣金收...
她皱皱鼻子，为他毫无热情而感到不快。She wrinkled her nose, piqued by his total lack of enthusiasm.艾伦的脸皱了起来，好像要打喷嚏。Ellen's face wrinkles as if she is about to sneeze.他微微皱了下眉头，显然并不期待任何人回答他的反问。He grimaced slightly, obviously expecting n...
He owed Vince money for drugs, so he scarpered.他欠文斯买毒品的钱，所以溜走了。The firm was owed around £300,000 by late payers.该事务所被拖欠了约30万英镑。I owed £5,000 — part of this was accrued interest.我欠款5,000英镑，其中一部分是累计的利息。...