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The oxidative degradation and the kinetics of 1,5-naphthalene disulfonic acid in supercritical water was investigated using Mn2O3 /γ-Al2O3 as catalyst.

以Mn2O3/-γAl2O3作催化剂试验探索了1,5-萘二磺酸在超临界水中的氧化降解及动力学。

Supersonic wave disperse research indicated, ethanediol as the disperse medium, it could got suspending liquid about for firve days, but relatively large in grain size. However, combined use of lauryl sodium sulfate and maleic anhydride as disperse medium, the disperse result among water was better than the former, and it would be steady for two days.

超声分散研究表明,使用聚乙二醇作为分散介质,可得到分散五天左右的悬浮液,但分散后粒度较大,使用十二烷基硫酸钠和顺丁烯二酸酐混合作为分散介质在水中分散效果较好,可稳定两天左右。

This may partially attribute to packaging an inclusion within the hydrophobic exosporium so as to keep the inclusion in the water where target larvae maybe actively feeding.

可能是因为芽胞在昆虫肠道内再次萌发,产生了其他致病因子,如肠毒素、溶血素等,与杀虫晶体蛋白协同作用;也可能是因为伴胞晶体受到疏水的芽胞外壁层保护而能在水中等一般伴胞晶体不容易存在的地方被易感昆虫摄食。

A mathematical model has now been used to identify factors regulating Notch during chick embryo gastrulation.

象为什么大象大而狗小,为什么有些动物能在水中进行肺呼吸而不缺氧。。。,这一系列看似简单的平常问题,都包含有许多科学道理。

And if you are still not convinced,fall in a lake and start gulping water—and then instead of screaming the word HELP, hold up a picture of yourself drowning.

如果你仍然不信,那就跳入湖中,开始大口吞水——然后不要喊&救命&这个词,而是展示你在水中被淹的图画。

The results indicated that 40% ethanol and water can dissolve Berberis heteropoda pigment better; the pigment is stable in acidic condition; iron ion can increase the absorbency of the pigment; the influences of reducing agent is greater than oxidizer's.

结果表明,小檗色素在40%的乙醇溶液及水中的溶解效果最好;在酸性条件下色素较稳定;铁离子对其有增色作用;氧化剂、还原剂对色素稳定性均有影响,其中以还原剂影响较大。

Dead leaves are colonized by aquatic hyphomycetes - tolerant of low temperatures so can grow during the winter and even under ice - make the dead leaves much more palatable and nutritious for the various detritivorous invertebrates which eat them

死叶被水中的丝孢菌定殖–耐低温因而可在冬天生长甚至在冰下生长–使死叶成为食粪类无脊椎动物的美食。

The maindisadvantage of DR and DDS as a photosensitive agents are their poor thermostability, especially inaqueous solutions.

DR和DDS的缺点是热稳定性差,特别是在水中。

Solvability is very important for anti-cancer drugs but taxol is almost insolvable in water (its maximum solubility is about 20mg/L).

水溶性对抗癌药物非常重要,但是紫杉醇在水中几乎不能溶解(它的最大溶解度大约是20mg/L)。

They grew up in the mountains home, the purity of the soul in the fields heading jointing.

他们从小生长在故乡的青山绿水中,纯洁的灵魂在田野里抽穗拔节。

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But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊!不用提了。提到肉,真是糟透了。

Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.

Tristan ,我不知道把这信寄到哪里,也不知道你是否想收到它。