用途广泛

By reacting isobutyraldehyde with diethyl oxalate using sodium methoxide as catalyst,3-methyl-2-oxobutanoic acid,sodium salt was prepared by one pot.

3-甲基-2-氧代丁酸钠是一种重要的酮酸类化合物，它在制药工业、高分子工业、食品工业、日化业等领域都有着广泛的用途。

For verifying the design scheme of the refractive diffractive incorporate antenna system, an experiment antenna system is accomplished which is used to compare its performance with the Keplerian antenna which has being used in the CO 2 coherent laser system.

引 言随着相干激光雷达的广泛应用，对于其小型化的要求越来越突出，尤其是用于机载，弹载等携带用途的成像激光雷达要求它的系统具有小型，轻便等特点，而考虑远距离相干外差探测的特点时，则要求主振激光器具有高发射功率，光学系统具有高像质，高效率。

Throughout the 18th and 19th centuries, using leeches for medical reasons was very popular.

18到19世纪，水蛭的药物用途非常的广泛。

Leucaena, origingated from Central Ameirica, is known as the"miracle tree"because of its wide distribution and uses in the tropics and subtropics.

银合欢起源于中美洲，现广泛分布于世界的热带和亚热带地区，用途广，被誉为&奇迹树&。

As a new kind of green platform chemicals, levulinic acid has highly attracted the attention for its wide range of applications.

在众多的化工产品中，乙酰丙酸是一种新型的绿色平台化合物，因其广泛的用途而备受关注。

As a new kind of green platform chemical s, levulinic acid has highly attracted the attention for its wide range of applicati.

在众多的化工产品中，乙酰丙酸是一种新型的绿色平台化合物，因其广泛的用途而备受关注。

Alkylphenol ethoxylates are nonionic surfactants and extensively used in industry. Manufacturers in Taiwan used to import nonene to produce nonylphenol and nonylphenol ethoxylates. They used to import octylphenol directly because it isn't easy to get octenes.

烷基酚聚乙基醚醇是工业上用途非常广泛的非离子性界面活性剂，国内目前有进口壬烯生产壬基酚及壬基酚聚乙基醚醇，而由於受限於辛烯原料取得不易，辛基酚都是直接进口。

Since photochromic ma-terials have extensive application prospect in science, technology, and daily living, studieson photochromism are very important.

由于光致变色现象在科学技术和日常生活中具有非常广泛的实际用途，因此对光致变色的研究不仅在理论上，而且在实际应用上都具有重要意义。

Phthalic Acid Esters have been extensive used in industry,and become one of the most widely pollutants in environment.

邻苯二甲酸酯(Phthalic Acid Esters，简称PAEs)是一类重要的有机化合物，在工业上具有广泛的用途。

As a medicine intermediate the Bean Low Polyose is very important for human health, and has been widely used in the fields of medicine making, health protection drinks and food.

大豆低聚糖为医药中间体，对保障人体健康具有重要作用，在医药、保健饮料、食品等方面具有广泛的用途。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。