Methods: Using heavy caliber capillary gas chromatography with headspace sampling.方法: 采用顶空进样技术,用大口径毛细管气相色谱法测定.Acid - volatile sulfide in river sediment sample was measured by reaction headspace.采用顶空色谱测定了河流底泥中的可酸挥发硫化物.Two...
A solid headspace capillary gas chromatography for the determination of residual organic solvents asarone was established.建立了固体顶空毛细管气相色谱法测定细辛脑中有机溶剂残留量.Methods: Using heavy caliber capillary gas chromatography with headsp...
Perot hoped to run another series of campaign infomercials.佩罗期待着新一轮的竞选宣传节目的播出。There will be a run-off between these two candidates on December 9th.12月9日将举行这两位候选人的决胜选举。If unused, winter radishes run to seed in spring.如果不去...
I was surprised by his preparedness to break the law.我对他打算以身试法感到惊讶。Preparedness ensures security ; unpreparedness invites disaster .有备才能无患,无备必定 吃亏.Everything was in a state of preparedness.一切都准备了....
画面中一只狐狸正被一群猎狗撕咬得肠子外流。It shows a fox being disembowelled by a pack of hounds.玛丽亚正用儿语和小家伙说话。Maria was talking baby talk to the little one.他正拿着一块布，布上粉红色的水滴落在地板上。He was holding a cloth that dripped pink drops upon the floor....