pyrethrins

基本解釋

• 除蟲(chóng)菊酯

同根派生

• pyrethrins相關(guān)詞

英漢例句

• It is mainly pyrethrin (pyrethroid) with 50 percent in the insecticides.
  它們多屬擬除蟲(chóng)菊酯類(lèi)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(chóng)菊酯一種合成的透明或琥珀色粘性殺蟲(chóng)劑，C19H26O3，與除蟲(chóng)菊酯相似
• A synthetic clear or amber-colored viscous insecticide, C19H26O3, similar to pyrethrin.
  丙烯除蟲(chóng)菊酯一種合成的透明或琥珀色粘性殺蟲(chóng)劑，c19h26o3，與除蟲(chóng)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(mǎi)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(chóng)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。

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