无特性的
- 与 无特性的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Our process capability: Plates: FR4, High TG FR4, high CTI FR4, high frequency materials, halogen-free materials, aluminum and other low-rise Materials :2-20 layer of finished copper thickness :0.5-5 OZ finished thickness: 0.2 -6.0mm Minimum line width: 3mil Minimum line spacing: 3mil smallest shape tolerances:+/-0.1mm minimum finished diameter: 0.1mm maximum thickness aperture ratio: 12:1 wide minimum solder bridge: 4mil characters minimum line width: 5mil Minimum height of characters: 30mil Solder Mask Color: Green, black, blue, white, yellow, purple characters such as color: white, yellow, black and other surface processes: spray tin, lead-free HASL, Electroless gold plating Shuijin, OSP, chemical Shen tin, silver and other chemicals Shen Process: Goldfinger, blue gum, Blind-via/Buried-via, characteristic impedance control, rigid-flexible combination of reliability testing such as: Open / Short testing, impedance testing, solderability testing, thermal shock testing, metallographic analysis of micro-slice curvature Isoptera: 0.7% flame retardant Level: 94V-0
我们公司的制程能力:板材:FR4、高TG FR4、高CTI FR4、高频材料、无卤素材料、铝基材料等层数:2-20层成品铜厚:0.5-5 OZ成品板厚:0.2-6.0mm最小线宽:3mil最小线间距:3mil最小外形公差:+/-0.1mm最小成品孔径:0.1mm最大板厚孔径比:12:1最小阻焊桥宽:4mil最小字符线宽:5mil最小字符高度:30mil阻焊颜色:绿色、黑色、蓝色、白色、黄色、紫色等字符颜色:白色、黄色、黑色等表面工艺:喷锡,无铅喷锡、化学沉金、电镀水金、OSP、化学沉锡、化学沉银等其它工艺:金手指、蓝胶、盲埋孔、特性阻抗控制、刚柔结合等可靠性测试:开/短路测试、阻抗测试、可焊性测试、热冲击测试、金相微切片分析等翅曲度:≤0.7%阻燃等级:94V-0
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The influence of with or without longitudinal joint, with or without initial opening, with or without filling in the joints and different friction factor in the joint face and so on are studied on the seismic response of Fengman Dam. Thus the conclusions for gravity dams with longitudinal joints is drawn.
对于丰满重力坝,本文考虑了有、无纵缝,纵缝有、无宽度,纵缝有、无填充物及缝面的不同摩擦系数等情况,进行了静动组合的地震反应分析,对存在纵缝的重力坝的抗震特性得出了一系列规律性的认识。
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In order to improve the mechanical performance and transmission efficiency of the traditional pulsed mechanical continuously-variable transmission,a novel pulsed CVT is proposed according to the linear characteristic of hypocycloid at specific parameters and by combining the planet gear transmission mechanism with the crank slide block mechanism.
针对脉动式无级变速器动力性能差、效率低下等缺点,利用内摆线在特定条件下为直线的特性,将行星齿轮传动机构与曲柄滑块机构相结合,提出了一种新型脉动式无级变速装置。
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The main results of the study are obtained as follows:1 In order to analyze and study the physical and mechanical characteristics of Lianyungang marine soft clay deeply, large numbers of basic mechanical characteristics tests and tri-axial shear tests are completed.2 In order to investigate the loaded and failure characteristics of the cement-soil, the cement-soils for the different ratio and different cure time are studied in the laboratory, and their unconfined compression tests and tri-axial shear tests are performed.3 Based on the solution of one-dimension consolidation, the one-dimension consolidation of the double-layered foundation is solved for two-grade loading in virtue of transcendental equation; Simultaneously, the one-dimension consolidation of the double-layered foundation is solved by means of Laplace transform for two-grade loading, and Stehfest numerical transform is applied in Laplace's inverse transformation; Furthermore, according to the practical foundation shapes, the consolidation models of the soil between piles and the substratum are built and solved respectively.4 The effect of each parameters on the consolidation of the double-layered foundation is discussed, and the solution of load transfer method for double-layered foundation is applied in A1-A4 section of Lian-Xu expressway. The results of calculating settlement of the double-layered consolidation theory are basic agreement with the measuring settlement results.
取得了以下几方面的研究成果:1针对连云港海相软土进行一维固结和三轴剪切试验,深入分析连云港海相软土的物理力学特性。2模拟水泥土搅拌桩施工,在室内制备不同配比、不同龄期的水泥土试样,并进行无侧限抗压试验和三轴剪切试验,揭示水泥土的受力特性及破坏特性。3运用超越方程,以双层地基一维固结解析解为基础,推导出二级加荷条件下双层地基的固结解析解;同时,通过荷载传递法并借助Laplace变换对双层地基的固结问题进行了数值求解;此外,根据实际的地基结构,建立了桩间土和下卧层的固结模型并分别进行求解分析。4分析探讨了双层地基中各参数对双层地基固结的影响程度,并运用荷载传递法的解答计算了连-徐高速公路A1-A4标水泥土搅拌桩处理段的六个断面,计算结果与实测数据有较好的一致性。
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Based on the integral hydraulic model test of SHANGHAI CHANGQIAO waterwork s water-transport pumping station,some research on the hydraulic characteristics of the pressurized forbay has been done in the paper.
本文基于上海长桥自来水厂改造工程送水泵站整体水力模型试验,对有压前池的水力特性进行了研究,研究的主要内容如下: 1、无导流措施的有压前池在不同供水组合及不同机组开机组合条件下的水力特性,并分析了流态较差的原因; 2、加设导流墩后有压前池的水力特性,以及加设导流墩流态改善的原因; 3、有压前池进气临界条件的试验研究; 4、水泵进气以后水泵性能的讨论。
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Colonies on improved agar, when grown 24~48 hours at 37℃ in a candle jar, are 1~2mm in diameter, convex, entire, transparent, glistening, and butyrous. Some strains produce slimy growth. Colonies on clear media are iridescent when observed with obliquely transmitted light.
生物学特性研究表明,该菌在普通营养琼脂平板上不生长,在改良琼脂平板上,烛缸中,37℃培养24~48h后可形成微凸起、边缘整齐、透明有光泽的奶油状光滑型菌落,无溶血现象,菌落无色素,直径1~2mm,在麦康凯培养基上不生长。
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It canprovide dynamic responses of the system with changes of wheel load,vehicle velocity, frequency and irregularities of the track, and distribution of dynamic responses in the subgrade can be given, also beused to select parameters, optimize designs and forecast dynamicproperties of the system, etc.(2) Based on Timoshenko beam and geostatic theory, couplingrestricted equations of various finite elements are founded. The restrictedequations have been dealt with by Lagrangian enlarging multipliers.
该模型充分地考虑了系统的空间、时变、耦合特性及路-桥-隧过渡段的设计断面和设计参数,可提供无碴轨道路-桥-隧过渡段系统的动态响应时程及动态响应场分布等,具有合理选择无碴轨道过渡段设计参数、优化设计及预测动力性能等功能,从而为高速铁路无碴轨道过渡段系统的设计提供了理论分析依据。
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The main physicochemical properties and fatty acid composition of Sapindus mukorossi Gaerth. seed oil were studied.
为了开发利用无患子资源,对无患子籽油的主要理化特性及脂肪酸组成进行了研究。
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The tensile properties of composite yarns mainly depend on the tensile properties of filament, and their tenacity is higher than that of two-fold Wool/PET staple fiber yarns. The difference of the tenacity and breaking extension between Sirofil and Plyfil composite yarns is not significant.
与传统短纤维合股线相比,毛涤复合纱线的强伸特性主要取决于长丝的强伸特性,复合纱线的断裂强度大于毛涤短纤合股线的断裂强度;Sirofil复合纱与Plyfil复合线的强伸特性无显著性差异。
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Furthermore, the new Externally Fired Humid Air Turbine cycle has been proposed and its characteristics been investigated.
本文建立相应压气机入口注水无级间冷模型,从理论上分析研究无级间冷燃气轮机循环的机理和特性。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力