Objective: To determine the appropriate collecting-time of pummelo peel by comparison and analysis on the chemical compounds in pummelo peel in different fruit-age.

This work involves in the chemical modification of pineapple peel and hydrogel preparation.

本文主要涉及菠萝皮渣的改性以及水凝胶的制备。

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Yixing City inspired medicinal chemical name appropriate strategy distribution titanium potassium plant.

宜兴市振奋药用化工厂原名为宜兴市分水钛酸钾厂.

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Our products are widely used throughout the pharmaceutical, chemical, food, and agricultural chemical industries.

我公司制造的各种灌装设备已在制药 、 化工 、 食品 、 农药、化妆品等行业广泛使用.

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They are widely used in building material, metallurgy, chemical, food and glass industries etc.

广泛适用于建材 、 冶金 、 化工 、 粮食、玻璃等行业.

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This machine is suitable for processing the big round label of medicine, chemical, food, commodity etc.

该机适用于医药 、 化工 、 食品 、 日化等小圆瓶贴标.

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Opportunity knocks often -- how are you home?

机遇经常来敲 你家 的门,但是你是否总是在家?

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If opportunity knocks, I will take it.

如果机会来临, 我就会抓住它.

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You have a rare opportunity to start again.

你有个难得的机会重新开始。

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Tianshui Economic Zone Development Plan brings a very rare opportunity for development of the western region.

《关中&天水经济区发展规划》的颁布为西部地区又迎来一个十分难得的发展机遇。

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It used to be in no mood to take into account, this rare opportunity to reward your fill of natural materials carefully.

以前总没有心思去顾及，这次难得的机会自然要仔细品赏个够。

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Entering WTO and joining the sharp international competition will provide our high technology industry a rare opportunity.

加入世界贸易组织，参与激烈的国际竞争，为我国高技术产业的发展带来了难得的机遇。

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This change gave teachers brought serious challenges and rare opportunity.

这场变革同样给广大教师带来了严峻的挑战和不可多得的机遇。

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Clearly it's a rare opportunity, so it's someone who doesn't get out much.

明显这是一个少有的机会所以他应该是个不常出门的人

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The media sector is a rare opportunity in terms of market-oriented way.

市场化之路对传媒界而言，是个不可多得的好机会。

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You should make good use of that rare opportunity.

你应该好好利用这一次难得的机会。

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We hope you will take full advantage of this rare opportunity.

希望你方能充分利用这次特殊折扣。

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It's great because we have the rare opportunity to choose our new neighbors.

这是好消息是因为机会难得，我们可以选择自己的新邻居。

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In the development of economic globalization, the progress of national culture faces rare opportunity and high challenge.

在经济全球化日益发展的形势下，民族文化的发展面临着难得的机遇和严峻的挑战。

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And you have been given a rare opportunity

而你正有一个千载难逢的机会

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The Three Gorge Dam project offers a rare opportunity to develop chemical industry of Hubei Province.

三峡工程为湖北化工发展提供了难得的机遇。

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