1.
Why does the value of pK1 increase with each addition of an ALA residue to the oligopeptide?
为什么寡肽每增加一个官能团pK1的值也随之增加？
2.
Why does the value of pK2 decrease with each addition of an ALA residue to the ALA oligopeptide?
为什么寡肽每增加一个官能团pK2的值也随之降低？
3.
A group of experts reviewed bilateral problems especially the expansion of exchanges AND trade AND a residue of the period of conflict
专家小组研究双边问题，特别是扩大交流和贸易以及冲突时期遗留下来的一个问题。
4.
The low-boiling inflammable part AND the high-boiling residue both had to be discarded as useless
低沸点易燃部分和高沸点之残渣油均须弃置用。
5.
A method has been developed for the determination of fluroxypyr residue in grains, vegetables AND fruits by gas chromatography.
介绍了谷物蔬菜和水果中氟草烟残留量的毛细管气相色谱测定方法。
6.
Description : Alfa-Alfa integrated in the no-till system. As the crop remains in place during 3-4 years, various cover crops are intercropped o keep enough residue cover. EPAGRI.
免耕种植的紫花苜蓿作物残茬可以在田里保持3－4年，不同作物间作提供了足够的残茬覆盖。
7.
Calculate the minimum molecular weight of BSA (i.e.. assuming there is only one tryptophan residue per protein molecule).
计算其最低分子量(即假定每个蛋白质分子中只有一个Trp)
8.
Pesticide persistence beyond the critical period FOR control leads to residue problems
农药一旦超过控制的临界期，就会导致残留问题。
9.
HB Memphis: substitutes one uncharged polar residue for another of similar size on the surface.
表面上的一个不带电的极性基团被另一个相似不带电的极性基团取代。
10.
And care should always be taken so that when the basting IS removed. No evidence of thread residue or needle holes remains
拆除粗缝时要仔细,应当没有明显的剩余线迹或针眼留在面料上。
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