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selective reduction中文是什么意思

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  • Preparation and performance of cu2 - ti - pillared montmorillonite modified by so2 - 4 for selective reduction of no by propene under lean - burn condition
    改性鈦交聯(lián)蒙脫催化劑的制備與性能
  • Urine ? separate determination of organic , inorganic and total mercury ? selective reduction cold atomic absorption spectrometric method
    甲基)汞、無機汞和總汞的分別測定方法選擇性還原-冷原子吸收光譜法
  • Japanese patients physical decline , be selective reduction , weight loss and weak , can be associated with fever , anemia obvious , or even awareness of fuzzy , sepsis occurred but rarely see
    患者體力日衰,胃納減少,消瘦無力,也可伴發(fā)熱,明顯貧血,甚至意識模糊,但發(fā)生敗血癥者很少見。
  • Methods 3 , 3 - bis ( dibenzyloxyphosphoiyl ) propionic acid ( 5 ) and ( 6 ) were synthesized from tetraethyl methylene bisphosphonate via hydrolysis , chlorination of the acid , esterification , condensation , then 3 , 3 - bis ( dibenzyloxyphosphoryl ) propanol ( 6 ) was obtained via selective reduction of ( 5 )
    方法以亞甲基偕二膦酸四乙酯( 1 ) ?原料經水解、氯膦酰化、酯化、縮合得3 , 3二(二芐氧膦?;┍? 5 ) ,隨后選擇性硼氫化還原得3 , 3二(二芐氧膦酰基)丙醇( 6 ) 。
  • 百科解釋
Selective reduction (or multifetal pregnancy reduction or MFPR) is the practice of aborting one or more fetuses in a multifetal pregnancy, say quadruplets, to a twin or singleton pregnancy.
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