weak derivative

常見例句

雙語例句

• The derivative has weak acidity and is stable in weak base solution.
  該衍生物具有弱酸性，在弱堿中穩(wěn)定。
• The results indicate that the derivative 1and 2 have extraction abilities for mercury ion , however the extraction abilities for silver ion are weak.
  結(jié)果表明，衍生物1、2 對汞離子具有一定的萃取效果，而對銀離子萃取效果較差，說明衍生物1、2 對銀、汞離子具有一定的選擇性萃取作用。
• The blog has already written about weak economics for derivative projects in the Middle East. Could this be a reason for the hesitation on part of the two majors to quickly implement this project?
  中東地區(qū)衍生項目經(jīng)濟(jì)狀況薄弱，難道這是兩大巨頭猶豫不決以致不能盡快實施這個項目？
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