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...
她穿了一身黑色羊毛套装，显得很庄重。She was demurely dressed in a black woollen suit.他没像平时那样优雅庄重地走着，而是几乎跑了起来。Instead of moving at his usual stately pace, he was almost running.门口站着一位穿戴整齐、仪态庄重的男子。At the door was a neatly dressed, dignified...
This book tells you nothing about the true greatness of his paintings.这本书完全没有论及他画作的真正伟大之处。A man’s deed is the touchstone of his greatness or littleness.行动是一个人伟大或者渺小的试金石。...his greatness as a player...他作为运动员的伟大之处All of it...
The old cuticle is digested by molting fluid.旧表皮被蜕皮液消化.Molting in insects is triggered by rising levels of a hormone called ecdysone.昆虫的脱皮是由于称为脱皮素激素的含量升高而引起的.Molting is controlled by a hormone.蜕皮是由一种激素....
上面提到的信道损害可以在芯片上用均等化来减轻.Many of the channel impairments described above can be mitigated on - chip using equalization.如果这些假定条件不存在, 要素报酬均等化是难以实现的.If these assuming that the condition is nonexistent, element pay is changed ...