NAA或6 - BA会引起马铃薯叶肉原生质体的褐化,但二者互作时却又抑制了原生质体的褐化.NAA or 6 - BA could cause the browning of mesoplyll protoplasts of potato.结果表明:培养基pH6.5或培养温度20℃时外植体褐化率最低.The browning rate was the lowest at pH 6.5 or 20℃.多酚氧化酶 ( PolyphenolOx...
Sarah had looked sulky all morning.萨拉一上午都不高兴地板着脸。She brought along a couple of sulky looking kids.她带来几个脸色愠怒的孩子.Young girls sometimes become sulky because they are jealous.少女们因为嫉妒而有时变得很不高兴....
Five soldiers were each fined £140 for swiping a wheelchair from a disabled tourist.5名士兵因偷窃一名残疾人游客的轮椅而每人被罚款140英镑。She did all this tendon damage and it really disabled her.她遭受这么严重的肌腱损伤，这实际上让她残废了。The new law gives authorit...