Quantitative change is the necessary preparation for qualitative change.

The preparation for his cough included camphor.

为医治他的咳嗽而调制的药中包括樟脑.

Was your education a good preparation for your career?

你所受的教育是否为你的事业打下了良好的基础?

She threw herself into extravagant preparations for the journey.

她一味地埋头为这趟旅行作种种奢侈的准备.

Preparations were started last year for the construction of the university.

这所大学从去年开始筹建.

Both families joined in the preparations.

后来两家都准备了一下,就过门.

Preparations for the Queen's visit are almost complete.

女王访问的筹备工作已基本就绪.

All the preparations have been completed, so we are ready to go.

一切准备就绪, 我们随时可以开始行动.

Your preparations have been completed for some days, to return to England.

你已经做了准备要回英格兰几天.

Aim To study the preparative process of levocarnitine and sodium chloride injection.

目的研究左旋卡尼汀氯化钠注射液的制备工艺.

The frozen-hydration preparative technique often be used in high resolution protein electron crystallography.

应用蛋白质电子晶体学研究蛋白质晶体高分辨结构时,常采用冰冻水合技术.

Production Certificates and test preparative work.

协助生产许可证和型式试验的准备工作.

The developed method is of high preparative capacity and high efficiency resolution.

该法具有制备量大和分离效率高的特点.

The methods of studying flow profile of preparative chromatography were summarized.

摘要总结了研究制备色谱流型的4种方法.

OBJECTIVE To preparative high-speed counter-current chromatography ( HSCCC ) for isolating the chemical constituents from Patrinia villosa Juss.

目的应用高速逆流色谱分离纯化白花败酱草化学成分.

Aim To study the preparative process of sodium ferulate and sodium chloride injection.

目的研究阿魏酸钠氯化钠注射液的制备工艺.

SARS has turned up countrymen's absence of preparative defense in disguise of subitaneous plague.

SARS在表现形式上是猝不及防的重大灾害,实质上是国人对疫病等灾害缺乏必要的准备.

Perspective in the applications and developments of high preparative performance liquid chromatography were discussed.

探讨了高效制备液相色谱技术的应用和发展前景.

Objective a higher yield by improving the preparative technology of taurine granule.

目的:改进牛磺酸颗粒的制粒工艺,提高收率.

Currently, the National Commission has begun preparatory work for the State Conservation Center.

目前, 国家发改委已开始国家节能中心的筹建工作.

Suppose the preparatory work should not be completed.

假设准备工作完成不了.那可怎么办?