多管的

Scalariform thickening A type of secondary wall formation consisting of interlaced helical bands of thickening giving a ladderlike formation. It allows for very little further extension, and is found in tissues such as metaxylem tracheids and vessels, which do not elongate after maturation.

梯纹加厚：是植物细胞次生壁的一种形态结构，壁由加厚过程中相互交错成梯状形态的螺旋带形成，其可延伸性很小，多存在于后生木质部管胞和导管等一些成熟后便不再延伸的管状分子中。

Design : we have set up a Fire Fighting Equipment Engineering Design Research Institute , and a Fire Fighting Engineering Technology Re - search Center cooperated with 6 domestic famous universities and science and technology research institutes and experiment base etc Jiangsu Fire Fighting Products and Fireproof Material Professional Committee 15 found in our company We have class A design quali cationfor reghting engineering issued by the State Construction Department and the Ministry of Public Security There are more than 20 senior engineers , 100 engineers and 100 experienced technicians in ourcompany We have a CAD -computer - aided design network system equipped with 160 computers A large space multi-functional relaboratory center , constructed with 40000000yun investment and with total area up to 5000 square meters , has passed the acceptance test and approved by the National Quality Technology Supervisory Bureau It has more than ten kinds of international standards engineering application laboratories , such as , gas systems , water systems , marine systems , foam systems ,redetection systems , large space fire extinguishments , transformer room , tunnel , container etc A remote control and computer inspection system 15 set up in the center We have fire protection design ability for any huge construction projects We have successfUlly finished one item ofstatehigh-tech product industrialization promotion program , three state level TOrch Programs , and six state major new products programs , among which , six kinds of products have gained stafe pafents We also formare research center with six national universities to undertake hightechnical reinvestigation

研发设计：南消股份拥有国家建设部颁发的甲级消防工程设计资质，公司与国内多所著名高校建立了科技战略合作伙伴关系，并建立产学研联盟。公司技术中心是江苏省唯一省级消防工程技术中心，设有气体灭火、水灭火、泡沫灭火、工程设计、火灾报警、工艺研究等数十个专项研究室和中试基地，江苏省消防产品和防火材料专业委员会也设在本公司。公司技术中心拥有200多名经验丰富的科技人员，配备了先进CAD计算机辅助设计网络系统，已经具备承担任何大型和特大型项目的消防工程设计，完成了多项国家高新技术产品产业化推进项目、国家级火炬计划项目和国家重点新产品项目，公司的众多产品拥有自主知识产权的专利。产品制造：南消股份加工设备先进，工艺手段完善，计量设备精确，检测设施齐全。拥有产品数控加工中心、玻璃球洒水喷头装配测试线、数控机床加工生产线、数控管道切割线、油漆喷涂自动线、火灾报警产品装配、调试、检测线，以及各类性能先进的检测线。公司主要产品有：高、中压细水雾自动灭火系统；高低压CO2、IG－541、 HFC-227等各类固定气体自动灭火系统；探火管自动灭火系统；各类无管网自动灭火系统；固定式、移动式泡沫灭火系统；各类自动喷水灭火系统；各类消防水炮；各类船用消防产品；多功能救援快艇；各类火灾报警控制器；各类普通灭火器等300多个品种的系列消防产品，是中国消防行业生产品种最全，制造能力最强的企业。公司在同行业当中率先通过了ISO9001质量体系认证，船用产品形式认证，水系统产品率先通过UL认证、FM认证。

Proceeded from the practice of the new type cold rolling mill with multi-array rolls and through the analysis of various factors in the production of tube cold-rolling mill, some improvements have been made with the raising productivity.

从设计和调试多排辊式冷轧管机的实践出发，以生产率计算公式为依据，分析了影响冷轧管机产量的各种因素，提出了一些相应的改进措施。

The annular sealing member and inlet are provided with means to secure said sealing member to said inlet to prevent axial movement therebetween, said second sealing means engaging the outer curved surface of the tubular member whereby sealing engagement may be effected between the sealing member and the tubular member over a plurality of relative axial positions therebetween.

所述的第二密封装置与管形件的外曲面接合，借此实现密封件和管形件之间在多个相对轴向位置上的密封连接。

Using the transfer matrix method, calculation problem of the spin tube gun's vibration characterist...

本文建立了转管炮的发射动力学模型，应用多体系统传递矩阵法，解决了转管炮在高速旋转情况下的振动特性的计算问题。

Market forecasting: Our company is the first to produce enamel heat-transfer elements gilled heat-transfer elements used for the cold ends of rotary air forewarmer in big electric power plants,and enamel light pipe heat-transfer elements used for the tubing or box-type air forewarmer in small-sized electric power plants,are both made in our company .Our products are used in over 40 electic power plants of our country and exported to Japan、 Viet Nam、 Pakistan etc.

市场预测：我公司是国内第一家搪瓷传热元件生产厂家，大型电厂的回转式空气预热器冷端所用的片式传热元件和小型电厂管箱式空气预热器所用的搪瓷光管传热元件均为我公司生产，已在全国40多家电厂采用，并出口到日本、越南、伊朗、巴基斯坦等国家。

The CNTs template with average diameter of 20～40nm was functionalized by mercapto groups in advance.The self-assembling principle of gold nanowires was investigated in this work.

以管径为20～40nm的多壁碳纳米管为模板，在经巯基修饰的碳纳米管表面定向沉积一薄层纳米金微粒，从而制得了一维金纳米线，并对纳米金线的自组装原理进行了研究。

One-dimensional gold nanowires were prepared by deposition of gold nanoparticles onto the surface of carbon nanotubes. The CNTs template with average diameter of 20～40nm was functionalized by mercapto groups in advance.

摘 要：以管径为20～40nm的多壁碳纳米管为模板，在经巯基修饰的碳纳米管表面定向沉积一薄层纳米金微粒，从而制得了一维金纳米线，并对纳米金线的自组装原理进行了研究。

A high-strength steel pipe rockbolt has an expansive rockbolt main body prepared by processing a high-strength steel sheet of 1.8-2.3 mm in thickness with tensile strength of 490-640 N/mm 2 and elongation of 20% or more to a welded pipe and roll-forming the welded pipe to a shaped pipe having one or more concavities extending along an axial direction.

高强度钢管锚杆具有可膨胀锚杆主体，该主体通过下列步骤制成：将抗拉强度为490～640N/mm 2 ，伸长率为20％或更大，厚1.8～2.3mm的高强度钢板加工成焊接管，再将该焊接管滚轧成型成具有一个或多个沿轴向延伸的凹部的异形管。

Founded in 2002, the company occupies an area of 5000 square meters, equipped with light heat pipe workshop, assembly workshop, electronic workshop; is a professional production, infrared¨, gagaku furnace, cyclone¨and Electric based enterprises , the company shook up the advanced light heat pipe production technology, current products have been through a number of utility patents, are the domestic application of light technology kitchen appliances, one of leading enterprises.

公司成立于2002年，公司占地5000平方米，设有光波发热管车间、组装车间、电子车间；是一家专业生产、红外线光波炉、雅乐炉，旋风光波炉和电暖器为主的企业，公司撑握先进的光波发热管生产技术，目前产品已通过多项实用专利，是国内应用光波技术制造厨房电器领先的企业之一。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。