查询词典 extremely difficult

It has been a difficult problem to figure out efficient methods in treating coking plant wastewater because the degradation is difficult. Homogeneous Fenton reagent is one of oxidation methods which applies H_2O_2 as oxidation and Fe~(2+) as catalyst. In reaction,·OH is one of free radicals with excellent oxidizability.

Fenton试剂法是一种采用过氧化氢为氧化剂、以亚铁盐为催化剂的均相催化氧化法，反应中产生的·OH是一种氧化能力很强的自由基，能氧化废水中有机物，从而降低废水的色度和COD值。

According to the rudiment epidemiological investigation in our country. The ratio of male to female is 1:3. RA regardless of for traditional Chinese medicine or Western medicine, is still a kind of difficult treat disease. Major is the cause of this disease with pathologyical mechanism lack all-sidely thorough understanding, and lack peculiarness laboratory index in the early stage of disease, so early diagnosis is very difficult.

我国经过初步流行病学调查，RA发病率为0.3～0.5%，男女发病比例约为1：3，西医对本病病因和发病机制认识尚欠清楚，缺乏具有针对性的特效药物；虽然据临床报道中医药对RA具有良好的治疗效果，但由于RA的中医证候分类繁多，目前尚无统一证候分类标准，临床疗效观察缺乏可重复性，严重制约了中医对RA研究的深入开展。

In recent years, the stretcher bars flower survival, development of basic changes in society, some quite accomplished stage veteran artists gradually quit or die, and some skills difficult to obtain transmission and development, carried flower development Periploca difficult to save much-needed protection.

近年来，抬花杠赖以生存、发展的社会基础发生变化，一些颇有造诣的老艺人逐渐退出舞台或谢世，有些绝技难以得到传承和发展，抬花杠的发展举步维艰，亟需抢救保护。

This kind of support,like all government support,requires decisions about the appropriate recipients of funds.decisions based on utility as opposed to lack of utility are straight forward.but a decision among projects none of which has immediate utility is more difficult.the goal of the supporting agencies is the praisable one of supporting"good"as opposed to"bad"science,but a valid determination is difficult to make.generally,the idea of good science tends to BEC ome confused with the capacity of the field in question to generate an elegant theory.

此种资助也与所有政府资助一样，需要决定合适的投资对象。根据某一项目是否有效来做出决策是明确无误的。但是在几个都没有直接效用的项目中，要做出抉择就特别困难。资助机构的目标是支持&好&的科学，而不资助&坏&的科学，那是值得赞扬的。然而要做出正确的抉择却是困难的。人们往往将好科学与该科学是否有能力提出一套完美的理论混淆起来。

This kind of support,like all government support,requires decisions about the appropriate recipients of funds.decisions based on utility as opposed to lack of utility are straight forward.but a decision among projects none of which has immediate utility is more difficult.the goal of the supporting agencies is the praisable one of supportinggoodas opposed tobadscience,but a valid determination is difficult to make.generally,the idea of good science tends to become confused with the capacity of the field in question to generate an elegant theory.

此种资助也与所有政府资助一样，需要决定合适的投资对象。根据某一项目是否有效来做出决策是明确无误的。但是在几个都没有直接效用的项目中，要做出抉择就特别困难。资助机构的目标是支持好的科学，而不资助坏的科学，那是值得赞扬的。然而要做出正确的抉择却是困难的。人们往往将好科学与该科学是否有能力提出一套完美的理论混淆起来。

PURPOSE: Difficult airway is one of the main problems which attract much attention from the anesthesiologists, many clinical standards are used to prediet the patient's airway, but the investigation of using radiological measurements to predict difficult intubation is seldom carried out.

目的：困难插管气道是麻醉医师极为关注的问题之一。

ABSTRACT: The curriculum"Automatic control principle" is of strong practice, and there exits many difficult problems such as practice,prelect for many years.so its difficult for teachers to impress students lively and profoundly only by lectures and the performance of teaching is not very good.

摘 要：自动控制原理专业是一门实践性很强的学科，历年来存在着讲课难、实践难等老大难问题，课堂上的讲解并不能给学生留下鲜明而深刻的印象，教学效果很不理想，所以必须寻找新的教学途径，提高教学效果。

However, it is difficult to know the 3D structure of TSB and HSTP by forming single crystal because their tortuose structures are difficult to crystalize.

2在分析和总结了实验中已合成的PPV 齐聚物光电性质及其优缺点的基础上，我们设计了三种含有PPV 齐聚物结构的分子。

Real estate is the hot spot last year, but also because difficult to become difficult to resolve.

房地产是去年的热点，而且还因为很难成为难以解决的。

No matter be to become friendship link, alternate link, still be only link, need to search, new station is more difficult, if be an individual,do, those who comparative is difficult, and be in fall without the circumstance of what resource, the station that has ranked with those competes or hold out difficulty.

不管是做友情链接，交叉链接，还是单链接，都需要来寻找，新站更是困难，如果是个人做，相当的困难，并且在没有什么资源的情况下，与那些已经排名好的站竞争还是挺困难的。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。