查询词典 ha

The results were as follows:(1) The method that HA was treated by ethanol of 2.5x volume for 20 hours turned out to be the most economic and efficient.(2) Zymolysis combined with deproteinization by chloroform was better than deproteinization by chloroform for several times in yield and purity of HA.(3) HA with purity of 71.1 60/o was obtained by the fermentation with cetylpyridinium chloride.

本文对发酵液中HA的分离提取方法进行对比研究，结果表明采用2.5倍体积的乙醇对HA沉淀，作用时间20小时最为经济合理；采用酶解结合氯仿除蛋白较之氯仿除蛋白，HA的产量和纯度均有所提高；经氯代十六烷基吡啶分级分离后，可得纯度为71.16％的HA产品。

Pombe. The pREP3X-HA-spm1, pREP3X-HA-pmp1 and pREP3X-HA-mid2 shuttle carriers have successfully been transformed into relevant S.

pREP3X-HA-spm1穿梭载体、pREP3X-HA-pmp1穿梭载体和pREP3X-HA-mid2穿梭载体成功转入到相应的突变体细胞中，且转化子具有表达活性。

The result s show that the chemical reactions between n2 HA and sebacic acid never occur , n2 HA and 1 , 2 - PPSC mat rix do not generate obviously chemical bond , and n2 HA disperses uniformly in 1 , 2 - PPSC mat rix.

结果表明， n2 HA与癸二酸没有发生化学反应， n2 HA与 1 ， 2 - PPSC基体无明显化学键生成， n2 HA均匀分散在 1 ， 2- PPSC基体中。

Rice was grown during the first 4 years, but after yield reduction of 2,520 kg/ha in the 2nd year to 1,500 kg/ha in the 4th year, the land was limed (3 t/ha) and green manured with Stizolobium aterrimum.

头4年种稻，但产量从第二年的2520公斤/公顷降为第四年的1500公斤/公顷后，就使用了石灰（3吨/公顷）和绿肥孟加拉黧豆。

This study evaluated the physiological effects and biochemical characteristics of functional axial leaf and different position sympodial leaf as affected by applying different levels of nitrogen fertilizer(0 kg/ha Low N;189.50 kg/ha Middle N;395.0kg/ha High N) using Bt-transgenic hybrid cotton variety 33B.

通过3个氮素水平(低氮0 kg/hm2、中氮189.50 kg/hm2、高氮395.0 kg/hm2)处理，研究棉花主茎功能叶和不同部位果枝叶衰老过程中的生理生化变化特征。

The mating disruptions of the sex pheromone on the concentration of 0.15 g/0.1 ha, 0.75 g/0.1 ha and 2 g/0.1 ha were very low, the attraction inhibition were 14, 20.5 and 14.3 %, respectively. The number of egg mass of L. xylina had not been decreased significantly after the mating disruptants treated.

性费洛蒙浓度於0.15 g /0.1 ha、0.75 g /0.1 ha及2 g /0.1 ha对黑角舞蛾的诱引抑制率很低，分别为14、20.5及 14.3 %，翌年卵块数目没有明显下降，显示没有达到交尾干扰效果，其原因在文中会加以讨论。

"Ha ha ha," laughed the crab. You and I share not the alike creed, so I will like to believe you.

&哈哈哈，&鱼男士大笑起来，咱们有共同的信仰，所以我愿意相信你。

Sound of a creaking door Ha ha ha!

声音的吱吱作响的门哈哈！

Wolf: Ha ha ha …… you're my disserts!!

野狼：哈哈哈～你们就当我的点心吧！

Ha, ha, ha.' She guffaws.

哈哈哈。'她大笑着说。

The circulation, consumption and reproduction of the trilogy have not only testified to its historical significance and literariness, but also invested it with new meanings.

该三部曲的流通、消费与再生产不仅验证了其历史意义及文学性，而切还赋予它以新的意义。

If he thought that he could buy me off, he would be wrong.

如果他认为他可以收买我，那他就大错特错了。