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1)  lumped mass method
集中质量法
1.
This paper simplified a tower shaped rope guides and multi rope friction hoisting systemm,built up mathmetical and mechanical models of the crosswise vibration with lumped mass method and motion equations,made numerical calculation and simulation experiments.
对塔式绳罐道多绳摩擦提升系统进行了简化,采用集中质量法和运动方程建立了横向振动的力学模型及数学模型,进行了数值计算和模拟试验,同时对计算和试验结果进行了比较分析。
2.
According to the tensile deformation and the impact with the seabed of cable for the platform in the deep water,the lumped mass method was adopted to set up the cable equation.
考虑深海平台系缆的拉伸形变及与海底的撞击力,采用集中质量法,建立了系缆方程组。
3.
Based on the force analysis of FOMC, the dynamic model of FOMC is set up by means of lumped mass method.
以新概念小型自治遥控水下机器人SARV及其光纤微缆系统为研究对象,在对光纤微缆进行受力分析的基础上,采用集中质量法建立了光纤微缆的动力学模型。
2)  lumped-mass method
集中质量法
1.
The lumped-mass method was employed to calculate the vibration band gaps of one-dimensional phononic crystals consisted of granite and nitrile rubber,the effects of the number of lumped-mass,lattice constant,volume fraction and viscoelasticity of nitrile rubber on band gaps were also investigated.
采用集中质量法计算了一维花岗岩/丁腈橡胶声子晶体的振动带隙,研究了集中质量数、晶格常数、组分比及丁腈橡胶的粘弹性对带隙的影响。
2.
In this paper, the dynamic character of rectangular plate with four edges supported, three edges supported and one edge free, one opposite edges supported and other edges free are analyzed with the lumped-mass method and the corresponding program is designed with the method of subspace direct iteration.
采用集中质量法分别对四边支承、三边支承一边自由、一对边支承一对边自由的矩形薄板进行了动力分析,并用子空间正迭代法编制了相应的程序。
3)  lump-mass method
集中质量法
1.
To find related factors influencing the quality of paper mould-cutting,the article establishes a dynamic model of back gauge positioning mechanism based on lump-mass method in reasonable hypothesis condition.
为了找出机构对纸张模切质量的影响因素,在合理假设条件下采用集中质量法建立并简化了机构的动力学模型,并对高速工况下后靠规的动态响应进行了求解,得到了模切机在两种不同转速下后靠规的动态响应曲线。
2.
The lump-mass method is used to calculate the first band gap of one-dimensional two-component and three-component periodic structure.
本文采用集中质量法计算一维二组元、三组元周期结构的第一带隙(起始频率最低的带隙),在此基础上讨论了各组元材料的材料参数(弹性模量、密度、泊松比等)、结构参数(晶格常数或各组分厚度、材料组分比)对第一带隙的影响,最后设计了三种基础模型,并分别用Patran/Nastran和ANSYS对其中隔震性能最好、最接近实际应用的的混凝土-丁腈橡胶-钢板三组元基础进行瞬态响应分析和谐响应分析。
4)  concentrated mass
集中质量
1.
Dynamic characteristics of Beck s column with concentrated mass;
集中质量对Beck杆动力特性的影响
2.
Vibration of uniform and nonuniform rods connected to a concentrated mass;
系有集中质量的均匀与非均匀弹性杆的振动问题
3.
Solving the vibration problem of elastic rod with concentrated mass on one end by Laplace transformation;
再论用Laplace变换法求解端点系有集中质量的弹性杆的振动问题
5)  lumped mass
集中质量
1.
The mechanical admittance spectrums of the intact pile and all kinds of defective piles are computed largely according to the lumped mass model of the pile system.
根据桩基系统的集中质量参数振动模型,对完整桩和各种缺损桩模型的导纳谱进行了大量的正演计算,按照导纳谱特征与桩基的缺损类型及缺损位置之间的对应关系,编制了相应的判读软件DSP1。
2.
By means of a symbol of operation,the new analytical expressions of the frequency equation and the modal function of lateral vibration of a beam with lumped masses were derived.
引入运算符号 ,导得带任意个集中质量的梁弯曲振动频率方程和振型函数新的解析表达式 。
3.
This paper gives an accurate analytic method of lateral natural vibration of beams with lumped masses and elastic supports.
本文给出带集中质量和弹性支承梁横向固有振动的精确分析方法。
6)  nonlinear pochhammer-chree equation
质量集中
1.
The lumped mass finite element method for nonlinear pochhammer-chree equation;
非线性Pochhammer-Chree方程的质量集中有限元法
补充资料:蚕茧质量监督检查和国家生丝质量检验


蚕茧质量监督检查和国家生丝质量检验
cocoon quality supervision inspection and national silk quality inspection

  检验局承担并组织有关检验机构对全国已核发生产准产证的缘丝、绢纺企业的生丝、绢丝质量进行抽查检验(两年共四期),以考核生产企业生丝质量水平。中国桑蚕鲜茧评茧计价方法主要有3种:①鲜上光茧干壳量仪器评定(简称仪评)计价;②“组合售茧、嫌丝计价,’(简称“组、缎”)评茧方法;③茧层率评茧计价。国家质量技术监督局于19望)年6月7日下发了《关于加强茧丝质t监督工作的通知》,要求加强桑蚕鲜茧收购期间的质量监督执法检查;重点做好鲜茧收购过程中“四率”(仪器配备率、仪器完好率、仪评率和仪评相符率)的检查工作。各级专业纤维检验机构应充分发挥职能作用,加强蚕茧质量监督管理;加强对茧站仪评计价工作指导;加强对蚕茧收购计t器具的检定工作;充分运用法律手段,在蚕茧收购期间开展执法检查活动,对违法行为坚决予以查处。 在国家生丝质t检验方面,1998年国家经贸委等4部门联合发布了(缀丝绢纺准产证制度实施办法》,规定缎丝、绢纺企业准产的基本条件。经国家茧丝绸协调小组审议,并报国务院领导批准,“国家生丝质量检验”项目列人(国家茧丝绷发展风险基金》第二批发展项目。该项目由中国纤维检验局承担并组织依法设t或依法授权的具有生丝、绢丝检验能力的纤检局(所)、生丝质检站对全国已核发生产准产证的缀丝、绢丝企业的生丝、绢丝质量进行检验。(吕善模),ngconjian zhilia叩Jiondu iianCha he gUOJia she叩51 zh1旧nyan蚕茧质一监督检查和国家生丝质t检验coon甲ality su伴币sion inspection and natsilk卿ality ins衅tion)专业纤维检验机构蚕鲜茧收购期间,对茧站收购鲜茧进行质量监督和检验的全过程。国家生丝质量检验是指由中国CO-nal桑查维
  
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