查询词典 alkali

HPMC is prepared when a purified form of cellulose is reacted with sodium hydroxide solution to produce a swollen alkali cellulose that is chemically more reactive than untreated cellulose.

当被净化的纤维素与氢氧化纳溶液反应产生一种膨胀碱性纤维素时，HPMC就产生了，这种纤维素在化学上比没有经过处理的纤维素更易起反应。

Chinese leymus,also named alkali grass,is ascribed to Gramineae plant of Leymus,speeding widely in temperate zone of our country.

羊草，又名碱草，为禾本科赖草属植物，是我国温带广泛分布的禾草。

The leave fire rate was very clear in Kentucky bluegrass and Red fescue species. The chlorophyll content of Zoysia and Alkali grass changed a little.

草坪草表观质量变化突出，草地早熟禾、紫羊茅等草种的枝叶枯萎程度相当大，部分品种达到了90％以上的高叶枯萎率。

Minqin oasis in the desert from the tail of sheep to eat alkali grass, fresh onions sand and are willing to Cynomorium, natural meat-rich health nutrition, their meat fresh taste without Shan, the local people since ancient times were good gifts as gifts to friends.

来自大漠绿洲的民勤大尾巴绵羊吃碱草、食沙葱、肯锁阳，天生肉质富含养生营养，因其肉质鲜嫩无膻味，自古以来就被当地人作为礼品来馈赠佳友。

The Perennial ryegrass, Tall fescue and Red fescue have the largest seed germination rate under the 8 grades NaCl concentration stress. With the concentration increasing, the seed germination of turfgrass sharply decreased. Most of the turfgrass seeds couldn germinate under the NaC1 stress which concentration was above 0.1%, besides the Zoysia, Alkali grass and Creeping bentgrass got a good germination rate.

利用8个梯度（0％，0.2％，0.4％，0.6％，0.8％，1.0％，1.2％，1.4％）的NaCl胁迫处理试验发现，低盐浓度下（培养液〈=0.2％NaCl）草种发芽率以多年生黑麦草、高羊茅最高；随着盐浓度的增加，各草种发芽率迅速下降，当盐浓度达到1.0％时，大部分草种不能发芽或发芽很少，只有结缕草、碱茅及匍匐翦股颖等草种有较好的发芽表现。

In agriculture, about half the cost of chlorine pesticides, waste alkali products.

在农业中，约有一半以上的农药为耗氯、耗碱产品。

The deacidification-solvent can be reused and the output of alkali waste was greatly reduced.

自20世纪30年代以来，碱洗电精制工艺一直是馏

Finally these reacted waste acid and waste alkali are both treated synthetically into the lime and organic fertilizer.

与现有的工艺相比，该工艺处理效率提高了 3倍，处理成本下降了 1 0倍，污染负荷下降了 5 4 %。

The treatment of the waste water from alkali decrement used the method of acid eduction .

采用酸析方法处理碱减量废水，实验pH4 5～3 0时，废水COD去除率70 9 %～79 7 %。

If according to traditional method of exfoliate alkali, not only increase waste stones but also make more than 10 million tons mine rock useless. Economy and environment will be greatly distorted.

若按传统剥离除碱方法，不仅会大量增加废石排放，还将使1000多万吨低品位矿岩不能利用，其经济和环境损失严重。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。