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Poly is a kind of membrane material with excellent characteristics, in order to improve its surface hydrophilicity, so as to increase its antipollution ability, surface modification of PVDF hollow fiber porous membrane has been studied, on the bases of reviewing all kinds of modification methods, the modification method of chemical grafting onto hollow fiber membrane surface was determined.

聚偏氟乙烯是一类性能优良的膜材料，为了改善膜表面的亲水性，提高其抗污染性能，必须对膜表面进行改性，本课题在充分考察各类改性方法的基础上，采用在膜表面接枝共聚的方法对PVDF中空纤维膜表面进行改性。

Here the antiquarian bookshops also worth a visit, with all kinds of classical literature, such as the sale of Crafts, rich in content and variety.

这里的古籍书店也值得一看，有各类古典文献、字画等出售，内容丰富，种类繁多。

In a professional production of Antirust Paint, all kinds of high-grade mechanical spray paint.

有专业生产的防锈漆，各种高档机械喷漆。

In this study,different appropriate pre-volatile time of two kinds of VCI film is investigated by weight-loss method and the effect of different pre-volatile time on antirust effectiveness o.

为考察预膜时间对防锈效果的影响，采用失重法研究了两种气相防锈膜的不同预膜时间，并借助盐雾箱腐蚀试验考察了不同预膜时间对其防锈效果的影响。

The results showed that 4-HR combined preventing browning reagent has good controling browning effects on the above four kinds of materials. The best combination to apple-slice is A2B2C1, namely 0.02% 4-HR, 0.03% antiscorbutic acid and 0.5% citric acid; the best combination to banana-slice is A2B2C2, namely 0.02% 4-HR, 0.03% antiscorbutic acid and 0.75% citric acid; the best combina...

实验结果表明4-HR组合防褐试剂对上述四种材料均表现良好的护色效果，其中对苹果切片的最佳组合是A2B2C1，即0.02%4-HR、0.03%抗坏血酸、0.5%柠檬酸；香蕉最佳组合是A2B2C2，即0.02%4-HR、0.03%抗坏血酸、0.75%柠檬酸；马铃薯切片和莲藕汁的最佳组合都是A1B1C2，即0.01%4-HR、0.02%抗坏血酸、0.75%柠檬酸。

Structure characteristics 、kinds and action mechanisms of antistatic agents for PP、PE are discussed, and their current situation and new varieties at home and abroad are introduced.

介绍了抗静电剂的基本特性、种类及作用机理和应用于PP、PE中的抗静电剂的国内外现状与新品种的开发，并对抗静电剂的发展提出了建议。

Objective:To elucidate the antitoxin factors in the serum of nonpoisonous snakes which could inhibit several kinds of venom.

目的：对几种无毒蛇血清进行筛选，寻找对抗多种蛇毒的天然成分。

There are well-found category mineral resources in Antu county area, 52 kinds of minerals have been discovered, such as gold, coal, basalt, molybdenum, Iron、0mineral water, terrestrial heat etc.

安图县矿产资源种类齐全，已发现矿产52种，主要有黄金、煤炭、钼、铁、矿泉、地热等。

patients of ins complicated with arf often manifest oliguria or anuria ,severe edema ,hydrothorax or hydroperitonia ,congestive or pulmonary edema they would have a good prognosis because of the use of crrt, ins complicated with arf can be occurred in all kinds of glomerular patholohy type.

临床上ins并发arf多为少尿性arf，常合并高度水肿、胸腹腔积液、高血压、心衰竭肺水肿；可发生于各种肾小球病理类型，小管间质病变均较重；经合理治疗，尤其是crrt的应用，多预后良好。

The method comprises: A, obtaining service area of user terminal, access and call status control node address of user terminal and session control identifiers of the access and call status control node through domain name node; B, user terminal sends a register request to access and call status control node which acquires the user terminal safety information from distribution apanage user server and performs safety information authentication between user terminal and the access and call status control node; C, the call and status control node modifies user terminal status in distribution apanage user server and downloads every kinds of service information of the user terminal.

通过域名服务节点，获取用户终端所在服务区域信息、和用户终端所属的接入呼叫状态控制节点的地址及该接入呼叫状态控制节点的会话控制标示符；B。用户终端向所述接入呼叫状态控制节点发起注册请求，由所述接入呼叫状态控制节点从分发归属地用户服务器获取该用户终端的安全信息，并进行用户终端与所述接入呼叫状态控制节点之间的安全信息认证；C。所述接入呼叫状态控制节点修改所述分发归属地用户服务器中该用户终端的状态，并下载该用户终端的各种业务信息。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"