无特性的

On the basis of local loaded experiment of external prestressing on laminated beams of concrete and theoretical analysis,we put forward the calculated formula for deformation and maximum crack width,considering the force bearing property of two stages of the laminated elements of concrete and the recent research results for beams of partly prest...

在体外预应力混凝土叠合梁现场加载实验和理论分析基础上，结合无黏结预应力混凝土梁已有的研究成果，同时考虑混凝土叠合构件的二阶段受力特性，给出了体外预应力混凝土叠合梁变形及最大裂缝宽度计算方法。通过与现场实验结果对比，表明该公式计算精度较高，可用于指导同类工程的加固设计。

People can only be aware that the reason why scale-free networks are free from random errors is in the nature of its structure.

我们可以猜想，出现这种现象的原因就深藏在这种网络的无度量特性之中。

To Tai-keng No.9 and to Tai-keng No. 11. Besides, there is no relativity of the elements of the quantity, hypha growth rate and the radius of the distribution of sclerotium of test isolates pretend to be positive related.

另一方面、对於供试菌株中dsRNA出现的种类则与菌株的生理生化特性以及供试菌株接种三种水稻所获得之病害指数而言则也是无相关性。

Using semi-leafless pea and common pea,the authors studied tendril character,its inheritance law and how to use it in pea breeding.

以半无叶类型、普通类型豌豆为试验材料，对卷须性状的特征特性、遗传规律及在育种上的利用进行了研究。

In this paper,a bi-mass model of metal V-belt type CVT system is established,and its dynamic characteristics have been studied in both theory and experiment.

本文建立了无级变速传动系统的双质量模型，从理论和试验两方面研究了金属带式无级变速竹动系统的动态特性。

The transitional characteristics of metal V-belt type CVT has been tested.

为验证理论分析的正确性，测试了金属带式无级变速器的瞬态特性。

The theoretical analysis indicates that the drive unit of tri-axial differential in-pipe robot has automatic differential velocity property without autoeciousness power, furthermore its drive-wheels produce sufficient drawing force. So it adapts to geometry and locomotion constraint in elbow.

理论分析表明，三轴差动式管道机器人驱动单元在弯管处自主差速，无寄生功率产生，驱动轮能够提供足够的拖动力，具有良好的机械自适应特性。

The electrical and thermal characteristics of a range of new bondless contact IGBT's,with ratings of 400A and 1400A at 1800V,are presented.

本文列出了额定电压为1800V电流为400A和1400A的一种新型高可靠性无焊压装 IGBTs 的电气和热特性。

The experimental regularity and the mechanism of coercitive force of metallic nickel powders and WC-Ni mixture powders used for WC-Ni cemented carbides production have been explored by means of the specific coercitive force H SC physical measure.

以金属镍作粘结剂的硬质合金不仅因以镍代钴可降低生产成本还因具有诸如抗高温氧化、耐腐蚀及在低碳含量下无磁性等特性具有广阔的应用前景。

Cylinder body endophragm and the live pump plunger shaft plate the hard chromium, has the very good abrasion resistance; Between all glide part has the oil-free lubrication axis and the guidance link reduces the friction coefficient, the extension service life, AW the air operated actuator U curved characteristic

输出扭矩大，动作灵活平稳；缸体内壁和活塞轴镀硬铬，具有很好的抗磨性；所有滑动部件之间配有无油润滑轴和导向环以降低摩擦系数，延长使用寿命，AW气动执行器的U型曲线特性输出扭矩更适用于大口径球阀、蝶阀。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了