A method was described with polyvinyl chloride bags as containers for both source gases and gas samples after assimilation.

 
  • 應用塑料氣球作為配制氣源及貯存氣體樣品的容器可將光合作用測定分階段進(jìn)行。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan