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Effect of pretreatment of TiO2 film with trichloroethylene on gas-phase photocatalytic oxidation of volatile organic compounds was investigated by FT-IR and GC-MS techniques, and the surface state of TiO2 film catalyst was studied by XPS.

制备了TiO2薄膜催化剂，并用三氯乙烯对其进行了预处理；采用FT-IR，GC/MS及XPS等技术研究了三氯乙烯预处理的TiO2薄膜上挥发性有机物的光催化反应。

In view of the density and exudates content of glandular trichome depending on different developmental stages in flue-cured tobacco, the density and exudates of glandular trichome on leaves of flue-cured tobacco K326 with different stalk positions were investigated with wide visual microscope and GC/MS.

针对烟叶腺毛及其分泌物含量受烟株发育阶段的影响，采用广视野显微镜和GC/MS，分析研究了烤烟K326品种不同部位成熟叶片腺毛密度及其分泌物的变化情况。

When the plantlet with induced roots were shifted to tuberous root inducing culture medium, the root obviously augmented which consequently led to the formation of test tube tuberous root. The optimized medium was MS+6-BA2mg/L+NAA 0.1 mg/L+sucrose 5%.

已生根的试管苗转入块根诱导培养基中，根部明显增粗，形成粉葛的试管块根，最佳培养基配方为：MS+6-BA 2mg/L+NAA 0.1mg/L+蔗糖5%。

Eleven molecular tweezer artificial receptors based on deoxycholic acid have been synthesized by using solid K2CO3 as supporter through the reaction of methyl deoxycholate with aroyl chloride in solvent-free conditions under microwave irradiation, five of which are new compounds. The structures of all the molecular tweezers were characterized by 1H NMR, IR, MS spectra and elemental analysis.

在微波辐射无溶剂条件下，以固体K2CO3为载体，脱氧胆酸甲酯与芳酰氯反应合成了11个脱氧胆酸分子钳人工受体，其中5个为新化合物，所有化合物的结构均经1H NMR， IR， MS及元素分析所确证。

According to this estimate, yields undershot their fair value by about 100bp late last year and have since backed up above their current MS FAYRE value of 3.1%.

但值得注意的是，收益率目前已经超过了MS FAYRE，这是2004年初以来的第一次。

Of course, the best way to do a thorough cleanup is from non-Windows MS-DOS, but if you're ungifted with batch files and the DELTREE /Y command, or prefer to delete files that are X days old, then this would be your best choice.

当然，最好是做彻底清理非视窗MS-DOS操作系统，但如果你ungifted同一批档案和 deltree/肽Y 指挥，还是宁愿删除旧档案，第十天，那么这将是你的最佳选择。

In a situation such as when you don't have access to a printer, but must print out some transient documents such as booking confirmation for concert, flight or train tickets, or receipt for online purchase, or you simply want to keep a soft copy of the documents in unmodifiable format so that the file can later be printed elsewhere, you can make sure of MS Office Document Image Writer by printing to this virtual printer which will subsequently create a file with .

在这种情况如当您无法访问到打印机，但必须打印出一些短暂的文件，如预订确认为音乐会，飞行或火车票，或收据，线上购买，或者您只想保持软复本该文件在unmodifiable格式，使档案稍后可以印在其他地方，你可以作出肯定的MS Office文件中的形象，作家通过打印到这个虚拟打印机，这也将随之建立一个档案。

Among A3,we found that there is a novel compound,which molecular weight was 208, unshown in reference,by HPLC,GC-MS/MSD,and so on.

采用HPLC、GC-MS/MSD等方法，首次发现：主要活性部位（A3）中可能存在新的化构物，文献中未见报道，初步认定其分子量为208。

Objective: To study a method for the determination of Estradiol, Estradiol valerate, Quinestrol, Estradiol benzoate residue in meat by GC-MS.

目的：建立GC-MS法测定肉中雌二醇、戊酸雌二醇、炔雌醚、苯甲酸雌二醇残留量的方法。

The utilities and binary font images provided can be used to replace the fonts in MS-DOS and Windows' Codepage Information files and even in the Video Graphics card's ROM BIOS.

公用事业和二进制字体的图像提供了可以用来替换的字体在MS - DOS和Windows '代码信息档案，甚至在视频图形卡的ROM的BIOS 。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。