pyrethrin

常見例句

• 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.
  為了紀念結婚三周年，馬克給妻子買了一條琥珀項鏈。
• Pyrethrin is a leader, the future will be the coverage of debugging, weeding, sterilization of the three series of integrated pesticide companies.
  公司是除蟲菊酯的龍頭，未來將成為覆蓋除蟲、除草、殺菌三大系列的綜合性農(nóng)藥公司。
• Abstract: In the conventional analysis of pyrethrin residues,the extractions are treated for purification by method of abstraction for many times.
  中文摘要: 報道了一種蔬菜擬除蟲菊酯類農(nóng)藥殘留量的簡便分析法。
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