镁和 芸 苔素内 酯 是植物生长发育的重要营养与调节物质.Magnesium and brassinolide ( BRs ) are important nutrition and regulator in plant growth and development.采用高效液相色谱(HPLC)法测定槟榔花粉中芸苔素内酯的含量.HPLC was used to determine the content of brassinolide ...
怎样去人造石的刀痕 、 灼痕及刮伤?How to get rid of the knife track, burn mark and scratch?即将到来的手术能否在我英俊的脸上留下刀痕?Coming operation whether does knife mark leave on my brilliant face?饰条必须光滑,无可见刀痕, 锯痕, 或砂痕.Moulding must be smooth and free o...
Today's decline in stock price canceled out yesterdays gain.今天股票价格下跌,抵消了上一日的收益.Memories, important yesterdays, were once todays. Treasure and notice today.记忆和重要的昨日也曾今是今天. 珍惜和关注今天吧.A man he seems of cheerful yesterda...
Good atomizing and combustion efficiency are provided in combustion.在燃烧过程中,有较好的雾化效率手燃烧效率.A metal powder is produced by atomizing a molten metal.通过雾化熔融金属可以产生金属粉.Methods: Treating 13 patients by systemic anti - allergy and...