范文一:界面剂的分类及作用
界面剂的分类及作用
根据界面剂的作用,分为以下几类:
1.建筑界面粘结剂:
型号--JC-401,产品具有极强的渗透性和粘结性,低温,无毒,不燃,无污染,施工成本低,解决了砂浆粉刷层的起壳脱落问题。
2.高分子界面剂:
型号:JC-402-1,JC-402-2(水剂),高分子界面剂是由高分子聚合物经特殊加工而成的粘接剂,具有超强的粘结能力;且抗剪、抗拉强度高,耐老化;操作性能好,大大减轻劳动强度等特点。本产品适用于混凝土砼体表面抹,刮或涂薄薄一层,再用水泥砂浆找平,可极大限度降低和杜绝找平空鼓,脱落等现象。
(产品均来自于安徽尚高环保科技有限公司)
节选自网络-------xchangzhong
范文二:草坪的分类及含义
草坪的分类及含义
现在在很多地方都会铺设一些草坪供人们休息玩耍,不同场所就需要依据它的功能还铺设不同的草坪。草坪有很多种,下面小编做了些分类: 根据草坪的用途,可以分为以下几种类型:
1、游憩草坪
2.运动草坪
3.观赏草坪
4.花坛性质草坪
5.牧草坪
6.飞机场草坪
7.森林草坪
8.林下草坪
9.护坡护岸草坪。
运动草坪的含义:供体育活动用的草坪,如足球场草坪、网球场草坪、高尔夫球场草坪、木球场草坪、武术场草坪、儿童游戏场草坪等等。各类运动场,均
需选用适于体育活动的耐践踏、耐修剪有弹性的草坪植物。运动场草坪是高级草坪,它对草种选择、土壤改良、配套设备以及管理水平要求很高。如高尔夫球场果岭可选择狗牙根的Tifgreen、Tifdwarf品种,球道可选择Tifway、普通狗牙根或结缕草、马尼拉结缕草等;足球场可选择Tifway狗牙根、结缕草或高羊茅。
范文三:花卉的含义及分类
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(http://www.yuanlin1.com/news/lunwen/2012112016323156326.html)
the second determination as a result. Results of two small The number. 5, allows the analysis of personnel simultaneously or in quick succession for the second determination, the absolute value of the difference of the results: when the ash is less than 1%, should not exceed 0.02% of the average results when the ash is more than 1%, should not exceed 2% of the average result. Protein from starch-determination of Kjeldahl nitrogen-1, define the content: formed by hydrolysis of starch and its derivatives in the sample of free amino acid content of nitrogen and ammonia-containing compounds. To the sample n samples of the original weight weight weight expressed as a percentage. Principle 2, in the presence of a catalyst, sulfuric acid starch and its derivatives and reaction products of alkali, and distilling ammonia release. Using boric acid solution collects, and then calibrated sulfuric acid solution titrated, get the volume of sulphuric acid consumed the number that can be converted into nitrogen. This method is suitable for ammonia content is greater than 0.01% (m/m) samples of starch and its derivatives; 3, reagent in the determination process, only use analytical grade reagent and distilled water, or at least the purity of water. Concentrated sulphuric acid: 96% (m/m), ρ 20 for 1.84g/mL. Sodium hydroxide solution: 40% (m/m), ρ 20 for 1.43g/mL. Boric acid solution: 20g/L. Catalyst: formed by the 97g and 3G of potassium sulfate anhydrous copper sulfate. Standard solution of sulphuric acid: about 0.02mol/L, or 0.1 mol/l standard solution. Indicator: by two 50% (v/v) alcohol solution of the neutral methyl red, cold saturated solution and a 50% (v/v)
范文四:形势的含义及分类
1、 形势的含义及分类
(1)第一层含义:
指客观事物发展的现状,这是事物的静态状况。
(2)第二层含义:
指客观事物发展的趋势,这是事物的动态状况。
(3)形势是客观事物静态和动态、现状和趋势的统一体。
2、形势的分类
形势按照不同的标准, 可以划分为不同的种类
以空间划分,有国际形势、地区形势、国内形势等,而国内形势有包括内地形势、沿海形势、特区形势、省市形势、农村形势、工厂形势、学校形势等。
以时间划分,有过去已发生的有定论的形势,正处于发展过程中情况尚不完全明确的形势和有发展现状明确的形势、超前预测的发展趋势等。
以内容划分, 有政治形势、经济形势、军事形势、外交形势、文化教育形势、科技形势等。
2、 政策的含义及分类
(1)政策的含义
政策是指国家、政党等组织机构为实现某一目标而确定的行为准则。
政策必须具备四项条件,即主体、对象、内容和作用。
政策的本质,在于政策的阶级意志性和物质制约性,是阶级意志的表现和经济关系的体系,具有原则性与灵活性、现实性与长远性、稳定性与变动性等特征。
(2)政策的分类
政策从范围和结构上看是多层次、多侧面的,从作用上看是多功能的。据此,政策按照不同属性可分为如下类别。
从范围上看,政策有广义和狭义之分。
从纵向上看,政策按层次可分为宏观政策和微观政策。
从横向上看,政策按领域可分为对外政策和对内政策
从政策按作用上看,分为鼓励性政策和限制性政策
国际形势
Apec峰会
1989年11月5日至7日,澳大利亚、美国、加拿大、日本、韩国、新西兰和东盟6国在澳大利亚首都堪培拉举行亚太经济合作会议首届部长级会议 标志着亚太经济合作会议的成立。
Apec现有21个成员,总人口占世界人口的45%,国内生产总值占世界的55%,贸易额占46%,在全球经济活动中具有举足轻重的地位。
组织结构
Apec共有5个层次的运作机制
1993年11月,首次apec领导人非正式会议在美国西雅图召开,之后每年召开一次。自1993年俩共举行了21此,
Apec会议分为5个类别,分别是部长级会议、高管会议、工商领导人会议、中小企业部长会议和妇女领导人会议五项,1993年,apec领导人非正式会议在美国西雅图首次召开。 部长级会议
双部长会议每年在领导人会议前举行一次
专业部长会议定期或不定期举行
高管会
高管会下设4个委员会
经济技术合作高管指导委员会sce
贸易和投资委员会cTI
预算管理委员会bmc
经济委员会ec
秘书处
1993年1月在新加坡设立,为apec各层次的活动提供支持与服务。秘书处负责人为执行主任,2010年起设固定任期,任期三年。
Apec 中国
加入:1991年11月
中国以主权国家身份,中国台北和香港以地区经济名义加入
第一次主办:2001年10月
中国最国际化的大都市----上海成为apec第九次领导人菲正式会议的举办地,。会议发表了《上海宣言》通过了《上海共识》、《数字apec战略》、《反恐声明》《北京倡议》一系列文件。 第二次主办:2014年11月
2014年apec峰会将在中国北京举办,主题:共建面向未来的亚太伙伴关系。
范文五:专利的分类及含义
专利的分类及含义
作者:泉州佳诚专利申请网 添加时间:2012-09-01 15:16:21
浏览:10
我国专利共划分为三种:
一、发明专利
发明不同于发现。发现是揭示自然界已经存在的但尚未被人们所认识的自然规律和本质。而发明创造则是运用自然规律或本质去解决具体问题的技术方案,包括对产品、方法的改进方案。发现是不能获得专利的。发明专利的保护期限为二十年,自实际申请日起算。
二、实用新型专利
实用新型与发明的不同之处:第一:实用新型只限于具有一定形状的产品,不能是一种方法也不能是没有固定形状的产品;第二:对实用新型的创造性要求不太高,而实用性较强。实用新型专利的保护期限为十年,自实际申请日起算。
三、外观设计专利
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外观设计是指对产
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tml品的形状、图案或者其结合以及色彩与形状、图案的结合所做出的富有美感并适于工业应用的新设计。外观设计专利的保护期限为十年,自实际申请日起算。 泉州佳诚专利申请网(http://www.jcpat.com)愿与您一路携手同行,为您在知识产权竞争中保驾护航。
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