Tell_to help_to spme fruit(they).Tell_to help_to some fruit(they).
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Tell_tohelp_tospmefruit(they).Tell_tohelp_tosomefruit(they).Tell_tohelp_tospmefruit(they).Tell_tohel
Tell_to help_to spme fruit(they).Tell_to help_to some fruit(they).
Tell_to help_to spme fruit(they).
Tell_to help_to some fruit(they).
Tell_to help_to spme fruit(they).Tell_to help_to some fruit(they).
them,themselves
Tell_to help_to spme fruit(they).Tell_to help_to some fruit(they).
The cake t( ) good Would you like to eat spme?
they like to do spme _____(read) after supper
Li Lei,help_to some fish.A.you B.your C.yourself D.yourselves
what about ()spme chicken 1.have 2.has 3.to have 4.having
HPLC,GC-MS,HS-SPME-GC能做为高通量筛选的方法吗?
英语翻译Volatile compounds (area units,AU,×105) isolated from FCMCs by SPME-GC-MS 这句中括号里的表示什么?
英语翻译This research consisted in a feasibility study to examine the use of HS-SPME/GC in combination with pattern recognition techniques as a simple,fast and reliable classification methodology to objectively discriminate between different vine
We h( ) a new c( ).It is very c( ).In it you can s( ) desks and chairs.A b( ),a clock ang a map are on the wall.The map is a map of C( ).Four brooms are b( )the door.On the teacher's desk,there are spme f( ).The are for the teachers.L( )at the clock.
花水HS-SPME-GC,色谱图不正常取15ml样品置于60ml进样瓶中80℃平衡30min.将100μm PDMS萃取头插入进样瓶中,吸附30 min,随后抽回纤维头,从样品瓶上拔出萃取头,再将萃取头插入气相色谱仪推出纤维头,于
固相微萃取(spme) 在GC/MS上走样,只有一个杂峰叫全氟丁胺,目标物完全不出峰取4g样品置于15ml进样瓶中.将75μm CAR/PDMS萃取头在气相色谱的进样口老化,老化温度为250℃ ,载气体积流量为0.8 ml/m