中和的

Put 3g chitosan into 50mL 1% CH3COOH solution, after dissolved completely, added 9mL H2O2 into this solution and the reaction took place at temperature of 80℃ for 3 hours. Filtrated the hydrolysate and then concentrated liquid to 20mL, neutralized liquid with 1% NaOH, added 200mL ethanol to extract hydrolyte, 3000r/min eccentricity, and then we could got all water-soluble canary yellow chitosan by vacuum-freeze drying.

称取3g壳聚糖，于50mL1%冰乙酸溶液中充分溶解，加入9mL过氧化氢，在80℃条件下水浴反应3h，水解液抽滤，滤液在60℃浓缩至20mL左右，1%NaOH中和后，加入体积比为10：1左右的无水乙醇，沉淀水溶性壳聚糖，3000r/min离心，将糖液真空冷冻干燥后可得淡黄色完全水溶性壳聚糖。

The crude carbolic acid was prepared from gasoline alkaline mud by adding sulfuric acid or carbon dioxide.

以炼油厂汽油碱渣为原料，通入硫酸或CO2 中和后去除水相得到粗酚，粗酚经过分馏处理得到馏分在 1 70～ 2 0 0℃的混合酚。

If both the step to the center will be a bit of fantasy and reality and, probably would not have come to the living hidden into the psychedelic, the deceased into the sky, only to be left to future generations the endless feelings of regret.

若是两人各向中间迈出一步，将幻想与现实稍加中和，也许就不会落得生者隐入迷幻，死者融入苍穹，只留给后人无尽的怅惘。

This study also developed math-ematic models for Bacillus cereus growth in nutritional broth and in Wienerwurst at 25,37℃.

主要研究了在不同氯化钠浓度、pH、温度条件下营养肉汤中蜡样芽孢杆菌生长状况，建立了25、37℃下蜡样芽孢杆菌在营养肉汤中和维也纳香肠中的生长模型。

Then I got back and have chafing dish with my family members and two of my relatives.

然后，我又回到家中和我的家人及两个亲戚一起吃了火锅。

The embassy will be downgraded to Office of the charge ' d' affaires.

残余负电荷被链间阳离子所中和，这些阳离子也起将链联系到一起的作用。

The parameters for cobalt deposition from sulfate solution with chlorinated lime solution is investigated and applied to production.

从湿法炼锌过程所产生的二次含钴物料中提取钴，需经过浸出预中和，初步净化脱杂及析钴工序才能得到氢氧化钴中间产品。

As for the sulfide precipitation-coagulation, the function of coagulator is proved by both sweep-floe coagulation and charge neutralization.

硫化沉淀-混凝联用法中混凝剂的作用机理为卷扫絮凝和电性中和。

An alumnus of the Bronx High School of Science and the City College of New York City, where he received a Bachelor of Science degree in comparative psychology, Seymour Simon had done graduate work in a variety of fields, including science, literature, psychology, and history.

校友的布朗克斯科学高中和纽约市立学院市，在那里他获得了理学学士学位比较心理学，西摩西蒙做了研究生工作在各个领域，包括科学，文学，心理学，和历史。

Let it be granted that pure sets are like the cosine function: located nowhere in space and nowhere in particular in time.

但这原则上能够反对那些不纯粹的集合存在在时空中和其成员存在在时空中吗？

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。