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The method was used to many applications such as industrial heating and speed control of induction motors.On the basis of the advantages and disadvantages of the methods of the high-pressured sodium lamp dimmer in both here and abroad, a new scheme is proposed.

并在研究和比较了国内外目前在高压钠灯调光方法的优缺点的基础上，提出了一种在目前的高压钠灯的调光系统中还未被使采用过的、有别于传统方法的、基于谐波分析理论和自动控制理论的实施方案。

After this paper analyzes the importance of Green Illumination in the field of energy saving and environmental protection, the disadvantages and advantages of electronic lamp-house productions in both here and abroad is proposed at present. The high-pressured sodium lamp is the challenging production in all of the electrical lamp-house productions .So energy saving of the high-pressured sodium lamp becomes a important part of China Green Illumination.

本文首先在分析"绿色照明计划"在节能及环保领域中的重要性的基础上，对国内外照明电光源系统存在的问题作了分析，指出高压钠灯是众多照明产品中最具发展潜力的电光源产品，而高压钠灯的调光节能技术必将成为"中国绿色照明工程"中重要的一部分。

With the development of the age,the disadvantages in the solfeggio teaching of the higher normal schools become more and more obvious.

随着时代的发展，在高师视唱练耳教学中，越来越显现出教学的弊端。

We shall try by means of a highly simplified development to expose certain advantages and disadvantages of solid propellant rocket systems.

我们想通过相当简单的推导来试图阐明固体推进剂火箭系统的某些优缺点。

The advantages and disadvantages of the individual sorbent have also been discussed and compared in detail.

汞离子是现代工业中剧毒的污染物之一，研究者致力于汞离子高效吸附剂的研制已有多年。

Four years, I have been soul-searching, summed up some of their advantages and disadvantages.

四年来，我不断的自我反省，归纳了一些自己的优缺点。

Fp-growth algorithm has disadvantages such as lower space utilization rate and slower execution time when mining the large datasets.

在Fp-growth算法的基础上，提出了一种新颖的关联规则挖掘算法。

While many people speak highly of its advantages, others see more disadvantages deriving from it.

虽然许多人推崇的优势，别人看到更多的缺点而产生。

There are some disadvantages of specialization as well.

也有一些缺点，以及专业化。

So we can get higher spectrally efficiency. We first analyze the performance of adaptive turbo coded modulation based on fixed threshold, and point out its disadvantages.

论文最后在自适应OFDM中引入Turbo编码调制，以期在获得自适应性能增益的同时亦获得Turbo编码增益，从而获得更高的频谱利用率性能。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。