pyrethrins
基本解釋
- 除蟲菊酯
英漢例句
- It is mainly pyrethrin (pyrethroid) with 50 percent in the insecticides.
它們多屬擬除蟲菊酯類農(nóng)藥,占總數(shù)的50%25; - A synthetic clear or amber - colored viscous insecticide, C19H26O3, similar to pyrethrin.
丙烯除蟲菊酯一種合成的透明或琥珀色粘性殺蟲劑，C19H26O3，與除蟲菊酯相似 - A synthetic clear or amber-colored viscous insecticide, C19H26O3, similar to pyrethrin.
丙烯除蟲菊酯一種合成的透明或琥珀色粘性殺蟲劑，c19h26o3，與除蟲菊酯相似 - A synthetic clear or amber - colored viscous insecticide,C19H26O3,similar to pyrethrin.
為了紀(jì)念結(jié)婚三周年，馬克給妻子買了一條琥珀項(xiàng)鏈。 - A method for the determination of six pyrethrins from natural pyrethrum extracts by capillary gas chromatography with FID detector was described.
研究了毛細(xì)管氣相色譜法定量分析天然除蟲菊提取液中6種酯的方法,FID檢測(cè),鄰苯二甲酸二丁酯作為內(nèi)標(biāo)物。