通过测定压力、溴化钾的溴饱和溶液吸收法、气味试验等方法可以较快地进行鉴别。
By measuring the pressure, saturated solution of potassium bromide bromine absorption method, the smell test and other methods, the mixture can be identified more quickly.
印第安纳州普渡大学(Purdue University)的娜塔丽娅•都达瑞娃(NataliaDudareva)跟吕克尔博士一样,也没有用玫瑰做试验,因为这类植物的气味分子组成多达300到400种。
Like Dr Lücker, Natalia Dudareva, of Purdue University, in Indiana, eschews experiments with roses, since these plants have scents composed of 300 to 400 different molecules.
跟进的提问确认,没有注意到房间气味的受试者,在试验期间他们的情绪没有影响到实验结果。
Follow-up questions confirmed that participants did not notice the scent in the room and that their mood at the time of the experiment did not affect the outcomes.
Amdam教授的试验中,每个蜜蜂均用稻草绑着,用典型的巴甫洛夫条件反射情节让它们学习气味与食物奖励的关系。
In Amdam's experiment, individual bees were strapped into a straw, where they learned to associate an odor with a food reward in a classic Pavlovian conditioning scenario.
我不清楚它到底是用来洗衣服的,还是漱口的,或是用来淸洗抽水马桶的,我通过闻它的气味,并试验它各种可能的用法,度过了好几个快乐的小时。
I spent many happy hours sniffing it and experimenting with it, uncertain whether it was for washing out clothes or gargling or cleaning the toilet bowl.
对食品中氧化气味的试验是感官评定。
Sensory evaluation The ultimate test for oxidized flavor in foods is a sensory one.
试验结果表明,采用优化的各项工艺参数,不但能达到优良的硬挺效果,还能降低布面游离甲醛含量,减少刺激性气味。
The experimental result showed that the ideal stiffening effect, lower formaldehyde content and less odor on the fabric could be obtained under optimal process conditions.
从试验结果可以看出,寄主果实散发出的气味,及其颜色和形状对橘小实蝇的产卵选择有影响。
It indicated that the odor, color and shape of host fruits significantly affected B. dorsalis oviposition preference.
从试验结果可以看出,寄主果实散发出的气味,及其颜色和形状对橘小实蝇的产卵选择有影响。
It indicated that the odor, color and shape of host fruits significantly affected B. dorsalis oviposition preference.
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