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The dispersed treatment solution containing nano-TiO_2 with size distribution ranging from 30 to(60 nm) and chitosan was prepared and applied to the modification treatment of the tussah silk fiber.

制备了粒径分布为30~60 nm的纳米TiO2壳聚糖分散处理液，用该处理液对柞蚕丝进行改性，研究改性后柞蚕丝的结构与力学性能。

Through analyz-ing transformation matrices to render3D graphic scene,a new pixel-based simulation method of laser ranging is pre-sented.

在以三维图形视景构造的虚拟靶场或虚拟战场中，激光测距的仿真方法和仿真精度直接影响着整个军事训练系统的仿真精度和可信度。

Notes to the Financial Statements For the year ended 30 June 2008 20 TRADE AND OTHER RECEIVABLES The Group 2008 2007 HK$'000 HK$'000 Trade receivables 27,045 18,933 Less: Allowance for doubtful debts –(5,483) 27,045 13,450 Ageing analysis The ageing analysis of trade receivables (net of allowance for doubtful debts) as of the balance sheet date: The Group 2008 2007 HK$'000 HK$'000 Current to 3 months 21,357 12,325 Within 4 to 6 months 3,900 1,125 Over 6 months 1,788 – 27,045 13,450 The Group usually grants credit periods ranging from one to three months.

GOLDEN HARVEST ENTERTAINMENT LIMITED 162 Annual Report 2008 搜索公告牛即可看到网络上最快的个股公告财务报表附注截至二零零八年六月三十日止年度 20 贸易及其他应收款项本集团二零零八年二零零七年千港元千港元应收贸易款项 27，045 18，933 减：呆账拨备–(5，483) 27，045 13，450 账龄分析于结算日之应收贸易款项之账龄分析如下：本集团二零零八年二零零七年千港元千港元即期至三个月 21，357 12，325 四至六个月 3，900 1，125 六个月以上 1，788 – 27，045 13，450 本集团一般给予客户介乎一至三个月之信贷期。

This article gives an overview of the early development and recent progress of the study of grain boundary relaxation by Chinese scientists, ranging from, the invention of the torsion pendulum for internal friction measurement to the discovery of a critical temperature for the grain boundary relaxation.

后者包括澄清了关于晶界内耗峰来源的争论，揭示了晶界弛豫具有一个临界温度，从而提出了一个适合于各种温度的综合的晶界模型。

Students who have completed the required courses can have access to the choice of over thirty optional courses ranging from tool-using training, to interest extending studies and comprehensive researches. These courses are elaborately designed to extend the students' scope of knowledge in their preferred field and give chances for special-field teachers to teach. We run a Nankai Forum joined by specialists of science and humanities on a regular basis to refresh the academic air and stimulate the students to learn further and wider. We publish the school journal Nankai Teaching Research to help teaching and research. We hold lecture contests among teachers for academic exchange and improvement. We also arrange for students to edit publications, make investigations, and practise socially to create a special atmosphere of learning.

在各年级开齐开足必修课的基础上，学校每学期都开设既严谨又开放的基础工具、兴趣拓展、综合探究等类型的选修课30余门，让老师的专攻有用武之地，学生的个性爱好有拓展的空间；设立&南开讲坛&，定期请来在相关领域有知名度和学术水平的专家学者，科学传导和人文渗透并重，营造在科学观念指导下的文化环境，激发他们对学术殿堂的景仰和向往；定期编辑学术刊物《南开教研》，丰富学术研究的舞台；组织教师基本功优质课比赛，营造交流探讨、学术争论的氛围；组织学生编期刊、搞社会调查、进行社会实践等，建构南开特有的学术氛围。

Our products, ranging from Dia.3mm to 32mm, bright finished, electro galvanized or hot dipped galvanized, are classified by carbon steel link chain, tire chain, tow chain, safety chain, stainless steel link chain and chain assemblies, covering over 300 different sizes and specifications that being widely used in lifting, pulling, lumbering, binding, fishnet anchoring and decorating.

本公司主要产品为直径3.0毫米到32毫米的本色链、电镀锌链和热镀锌链，包括各种碳钢链、拖车链、安全链、防滑链、塑料链、不锈钢链、起重链等300多个规格品种，产品级别有28级43级和70级，适用于起重、伐木、捆扎，升降鱼网下坠及装饰等用途。本公司可根据来图来样承接特殊规格的焊接链条和链条组合用具。

The results indicate that the tin dioxide nanowires have a rutile structure with diameters ranging from 30 to 120 nm and lengths up to several tens of micrometers.

另外，还对生长SnO2纳米线的反应进行了研究与讨论，并探讨了SnO2纳米线一种可能的生长机理。

Under proper conditions, the corrosion resistance ability of the Mn-Cu alloys were improved by 4-12 times The modified surface was composed of nanocrystal TiN and Ti2N with crystal size ranging from 20～80nm.

对改性膜的分析表明，改性膜由均匀弥散的TiN和Ti〓N纳米晶组成，它是抗腐蚀性能提高的主要原因。

Three-Roll machines, used for both solid and hollow components, have pressures ranging from 10 to 100 tons and variants include Tube Fin Rolling machines up to 80mm diameter - and a 48-ton Five-Roll machine for rolling large diameter thin-walled tubes.

三辊设备可加工空心和实心的工件，压力范围10吨至100吨。其它设备包括直径可达80毫米的管尾滚丝设备和用于轧辊大直径薄壁管的48吨五辊设备。

After that, three-cylinder turbocharged engines ranging from 1.4 – 1.6L in capacity are a very real possibility.

在此之后，1.4-1.6升三缸涡轮增压引擎实际应用的可能性更大。

Apllied the data of QuickBird-2——the highest resolution remote sensing,and based on the theory and methodology of fractal geometry,we have quantitatively studied remote sensing lineations in Gaolong gold deposit of Guangxi.

采用Quick Brid-2高分辨率卫星遥感数据，通过分形几何学的盒计维数法，定量研究广西高龙金矿区遥感线性构造。

So, sometimes, to change the color can not be your food (referring to the above-mentioned crustacean) has been a sign of boiling over.

所以，有时，来改变颜色，不能你的食物一直是沸腾了的迹象。