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The divinity and animal design mirror unearthed from a rock-cut tomb at Hejiashan, Sichuan province, belongs to the syst......
目的:探讨原发性干燥综合征干眼症状者给予核桃灸联合中药熏眼干预对眼表疾病指数(OSDI)评分、眼部视觉模拟评分法(VAS)评分及泪膜......
目的:干眼症会导致眼睛干涩、干痒,影响正常视物,常规治疗效果不够理想,现采取超声雾化按摩及药物治疗方法,探讨对BUT(泪膜破裂时......
话语标记语是交际中说者为了实现交际目的,组织语篇内容、使语篇成为有序而连贯的整体,以使听者获得说者的意图.该文研究了话语标......
目的 评估小牛血去蛋白提取物眼用凝胶和玻璃酸钠在改善睑板腺异常相关干眼的效果和差异,为治疗睑板腺相关干眼用药提供依据.方法 ......
目的:探讨中药熏蒸联合光脉冲治疗干眼病的临床疗效.方法:选取我院2018年6月—2020年6月临床收治的干眼症患者100例为研究对象,将......
目的:分析白内障术后干眼特点,评价中西医综合疗法的干预价值。方法:选择我院眼科白内障术后干眼患者(n=86),按照入院先后顺序分组......
许多同学都知道,英语习惯上不能将汉语中的“虽然……但是……”直译为(al)though…but…。如: 她虽然很穷,但没有失去她的尊严。......
请看NMET2002第22小题:Excusemeforbreakingin,______Ihavesomenewsforyou.A.soB.andC.butD.yet很多同学对此题的答案but产生疑问:......
On May 28, 2019, Miao Xiaohong, 82, controlled the Tecnam P2010 plane and took off from Beijing Pinggu Shifosi Airport. ......
besides, except ,except for 和but都可用作介词，意为“除……外”，但是它们在用法上有些不同。......
Introduction of a Reliable Method for Determination of Intrinsic Viscosity for Any Polymer with High
Intrinsic viscosities for a given polyelectrolyte in salt free and low-salt solvents reported in literatures are normall......
but 一词在英语中使用范围广,词性活跃,词意广泛。一般说来,but 常作连词,表示“但是”、“可是”,用来连接两个意思相对,结构相......
(1)besides与except前者表示“除……以外,还有……”;后者表示“从整体中除去……”这个大家都知道,就不举例子了。(2)except与ex......
“but”一词看来很简单,但由于它兼有连词、代词、介词、付词、名词和动词等不同词类,而且还与其它词构成不少词组,因此在使用上......
一、But用作连词1.表示对立转折But用作连词,主要用来连接两个表示对立的词或从句,表示转折。The weather was warm but rathercl......
用于连词 but 之后的不定式,究竟该带 to,还是不带 to?这是个值得一议的语法问题。先看中学英语教材中的两个句子:1)Then it has ......
关系代词ａｓ和ｂｕｔ在科技英语中的使用在科技英语中，定语从句是最常见的一种语法结构．每当提起定语从句，人们往往会想到引导定语从句的关系代......
本文就英语语言现象中的一个难点——间接否定,进行归纳并举例说明。此种归纳浅显易记,有别于其他语法著作,对医学文章的阅读理解......
This work provides some evidences for the saponinproduction of Panax notoginseng callus by using biologi-cally active,wa......
For a group of substances with different chemistry but share similar anomalous properties(e.g.,density anomaly,diffu......
valproic acid ameliorate graft-versus-host disease by down-regulates TH1 and Th17 cells but preserve
...
Mathematics diagnosis model to differentiate multiple primary lung cancers from intra-pulmonary meta
目的： It is important to differentiate multiple primary lung cancers (MPLC) from intra-pulmonary metastases (IPM) for......
A Randomized Phase Ⅱ Study Evaluating the Activity of Bevacizumab in Combination With Carboplatin Pl
目的： Mucosal melanoma is rare in Caucasian population but account for 25％ in Asian population.It is usually associate......
Despite the marked progress that has been made by numerous oncologists in the battle against cancer over the past de......
目的:分析普拉洛芬联合玻璃酸钠治疗白内障术后干眼症的临床疗效.方法:选取2020年1月-2021年1月100例白内障术后干眼症患者进行研......
期刊
Development of a Liquid Chromatography-tandem Mass Spectrometry Method for Determination of Butocona
...
目的 研究基础泪液分泌试验Ⅰ、泪膜破裂时间检测的影响因素,探讨干眼的临床诊断策略.方法 对125例疑诊干眼患者在睑裂开放状态(睁......
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两道中考题是这样的:1.Jim is an Am erican he can speak very good C hinese.(湖南)A.if B.so C.but D.because2.——Excuse m e......
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一、直接考查连词but在语境中的用法即要求考生根据试题的语境(看其是否有转折意味)来确定连词but的正确使用。这类考题通常会将连......
请先看下面一道高考题:Reality is not the way you wish things tobe, nor the way they appear to be, theway they actually ar......
Mr.And:Mr.But、Miss Or和我(and)来自于同一个家庭——并列连词。我们都可以连接相同成份的词、短语或句子。如果我们连接的两个......
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In the photo-bromination of pentane, hexane and heptane with bromine, N-bromo-diethylamine or N-bromo-succinimide, the ......
【正】 1.Supply deficit of SISSIS (styrene-isoprene-styrene blockcopolymer) can be used to produceadhesives,coatings and......
沙眼是世界上广泛流行的一种眼病,是致盲的主要原因之一。有关沙眼的预防和治疗,已有许多论述,但对沙眼泪膜稳定性的研究文章甚少......
The methanol conversion over Fe-Zn-Zr catalyst was studied at 0.1 MPa and 280-360℃. The experimental results indicate t......
In China,the crop acreage using chemicalherbicides has now reached 53 millionhectares,over 10 times that of 1980.Thelan......
Full Startup of Giant Ethylene Plant and Associated Facilities at SINOPEC Tianjin Petrochemical Comp
With delivery of qualified products from the largest in China single ethylene unit,the 1.0 Mt/a ethylene unit at the Tia......
英语except, besides, but, excepting, except for, but for, save, bar,barring, apart from等介词和复合介词,彼此在含义上和......
随手翻开一本英语词典，我们就会看到其中收集的词汇少则几千，多则数万。在这林林总总数万个词汇中，but也许是一个非常不起眼的小词，犹......
