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- Passage 1 - It is the last day of May today. It is Grandma’s birthday. Father， Mother and I go to see her. She l......
Prepare for Your Exams with a Healthy BodyandMind以健康的身心应對考试...
Memory is very important in our daily life and study. Do you know how to improve memory quickly？ Here are some good ways ......
An Er2O3coating-type selective emitter for themophotovoltaic application was prepared by plasma spray technology.The tes......
Tributyl citrate(TBC) plasticizer has been selected to prepare the novel plasticized PC under different time and tempera......
Hierarchically macro-/mesoporous structured Al2O3 and TiO2-Al2O3 materials were used as supports to prepare novel Co-Mo-......
According to a Financial Times opinion poll on July 12, more than two thirds of people in the EU support cuts, and would......
A novel method for preparing silver nanoelectrode ensembles (SNEEs) and gold nanoelectrode ensembles (GNEEs) has been de......
Polythiophene (PTh) was prepared by the direct electrochemical synthesis in an ionic liquid ([BMIM]PF6) containing 0.1 m......
Abstract:Autonomy is one of the goals of EFL teaching. And strategy training is an important approach to developing auto......
●approach 1. approach作不及物动词时，意为“走近、临近、接近”。例如：Spring approaches. 春天近了。 2. approach作及物......
导读：凡品尝过河豚（Fugu）的人都说：“不吃河豚，不知鱼味。”但河豚有剧毒，一定要小心处理才能食用。 Fugu is the Japanese word for ......
The evil1 Queen Ravenna and her sister Freya prepare to conquer2 the land and begin to train a group of hunters. Two reb......
题型一： 根据信息完成文章 1. 人们生活忙碌，似乎没有时间在家吃饭，而是在外对付。但是在家吃饭有很多好处：便宜，可以吃到想吃的食物......
The sulfur-reducing functional component——the Lewis acid-base pair compound——and associated active zeolite component......
The objectives of the present research are synthesizing three-dimensional(3D)nickel nanostructures and investigating the......
The polymerization of alkyl isocyanates catalyzed by rare earth chloride salen complexes/triisobutyl aluminum(Ln(H2salen......
Fire drills（消防演习） are a big part of being safe in school： They prepare you for what you need to do in case of a fire. B......
【Abstract】With the development of economy，international business English negotiation have become increasingly frequent.......
Memory is very important in our daily life and study. Do you know how to improve memory quickly？ Here are some good ways ......
本篇适合：朗读，复述 神灯小精灵来回答大家几个问题： Know More 蓝果丽地画（rangoli） 蓝果丽是印度的一种传统地画艺术，一般......
根据英语动词的搭配习惯，有些动词后接另一动词作宾语时，习惯上只接不定式，不接动名词，这类动词主要的有agree， ask， choose， decide， expe......
【Abstract】Under the context of globalization， more interdisciplinary talents are needed for the further development of ......
一、不定式作宾语 1.在以下动词后,只能跟不定式作宾语。如:agree,ask,aim,arrange,choose,decide,demand,expect,fail,help,ho......
山黧豆(Lathyrus sativus种植山黧豆属)和乳混合物是由山黧豆粉与脱脂乳粉混合,按1:10加入水稀释而成.在四个配方组中,山黧豆粉与......
A fibrous sorbent possessing abundant micropore structure was firstly prepared via post-crosslinking reaction on the PP-......
A novel lubricating oil additive dodecoxyl barium borate was synthesized.The product was characterized by FTIR,elemental......
介绍了灰融聚流化床粉煤气化制备工业燃气工艺和工业燃气工艺参数，研究了常压Ф2400mm灰融聚流化床粉煤气化炉制备工业燃气的生产能......
以三氯化磷和硫磺为原料,分别研究了三氯化铝、铝粉两种催化剂催化制备三氯硫磷。实验结果表明铝粉适合作反应催化剂,收率达95.02%......
以特种糯玉米淀粉为原料，以N-（2，3-环氧丙基）三甲基氯化铵为阳离子化试剂，制备糯玉米阳离子变性淀粉，根据单因素的实验，选择N-（2，3-环氧丙基......
采用简单的液相沉淀法制备了一系列AgBr/CaMoO4负载型催化剂,利用XRD、FT-IR,SEM和XPS等对样品进行了详细的表征.用制备的催化剂催......
进行了催化电解法制备二氧化氯和催化剂涂层的研究工作.结果表明,电解催化法制备的ClO2,其纯度可达95%以上,最高产率接近4×10......
从工艺流程优化、工艺参数选择等方面研究了含竹炭的聚酯纤维纺丝工艺，获得了最经济、环保的生产方法，并对竹炭聚酯纤维性能进行了研......
让学生动起来，让课堂活起来，打造快乐、高效的成功课堂，是新课程标准对课堂教学的一个本质要求。“惜时增效，轻负高效”的教学理念指引......
静电纺丝技术是一种简便、快速而高效的制备纳米纤维的方法，其设备简单易操作，再生丝素蛋白由于具有良好的机械性能、生物相容性、控......
目的：制备鼠源抗hPPARγ2单克隆抗体,并对其特异性进行鉴定。方法：利用已建立的pMD18-T/hPPARγ2亚克隆扩增出hPPARγ2前1017bpcDNA......
目的:研究微波炉炮制中药的效果.方法:以部分中药炮制品的水浸出物、醇浸出物为指标,对两种炮制方法进行研究.结果:两种炮制方法比......
性状均一的改性树脂片材是保证改性树脂性能测试数据准确可靠的前提。在光敏化树脂中加入添加剂对其改性并制备改性树脂片材,制成......
20世纪以来，随着教育心理学的发展，我国课程教学目标设计领域出现了许多新理论，比如有以苏联教育模式来设计课程教学目标，也有按照美国......
利用三羟甲基丙烷装置精馏重质残液为原料通过酸解反应制备出了环状三羟甲基丙烷缩甲醛,考察了反应温度、反应时间、pH值对酸解反......
变压器温度过高威胁着变压器安全稳定运行，文章介绍了一种实用新型变压器水冷自动降温装置，着重介绍了装置的工作原理、研制背景、研......
我国加入WTO后对企业所得税筹划产生的影响主要在两个方面.对国内企业来说,其影响决定了投资企业在所得税筹划时只能更多地考虑投......
目的:研制用于治疗婴儿尿布疹的红臀软膏,并进行临床疗效观察。方法:建立红臀软膏的处方、配制和质量标准;用红臀软膏治疗76例尿布......
利用常压法制备乙内酰脲(海因),产物收率高,纯度好,且具有很好的操作弹性.在常压下分别利用羟基乙腈、氨气和CO2,羟基乙腈和碳酸氢......
本文介绍了纳米涂料的两大类制备方法，重点阐述了纳米粒子的制备和填充，简述了常见纳米填料对涂料的改性。......
结合作者实际开发经验,简要介绍了利用Visral FoxPro编制<铁路工程概预算编制软件>的方法和关键数据的处理,并指出了编制<铁路工程......
