<正> Crotalaria anagroides is a very good perennial tallstalk manure crop in South China, usually grown in orchards or b......

An investigation has been made into the microstructural characterization of the shear bands generated under high-strain ......

In this study,Al matrix composites reinforced by 7.5 and 15 vol.%B_4C particles and also monolithic Al(Al without the B_......

The cold-rolled(75% reduction ratio) Ti-IF(interstitial-free) steels of 1 mm thickness were recrystallized by annealing ......

The static softening behavior of aluminum alloy A6082 was investigated by interrupted hot tests conducted on Gleeble-150......

The influence of aging treatment on precipitation behavior of η phase in a new Ni-Co-Cr fastener superalloy,AEREX350,wa......

In order to improve the filling ability of large complex thin wall castings, the pouring temperature should be increased......

本文研究了不同热处理时效温度和时效时间对一种活塞环用钴基高温合金的抗拉强度、延伸率、硬度及组织的影响。结果表明：随着时效温......

目前对地震探中炸药震源激发问题的研究还很肤浅。本文从弹性动力学出发，结合有关的爆炸原理，研究了球状集中式药包和细长药柱的爆炸......

为给桂花的良种快繁奠定基础,采用不同培养基和激素对金桂胚的组织培养进行了初步研究。在胚苗培养中,进行了胚的初代萌发诱导培养......

本文采用离心成膜法,研究了应力对丝素膜的结晶度、溶失率以及拉伸性能的影响,结果表明应力可以增加丝素膜的结晶度,减小丝素膜的......

以国内某热镀锌生产线的板带精整机组为例,介绍拉伸平整弯曲矫直机组的设备组成。...

研究在不同的夹持距离，不同拉伸速率条件下涤纶低弹网络丝机械性能，从实验结果得知，在相同拉伸速率下，断和随夹持距离的增加呈对数关系......

采用激光再制造技术在Q235基材上熔覆三种不同成分配比的304不锈钢粉末，分别为纯304不锈钢末，添加10％Ni60A的304不锈钢粉末，添加15％Ni60......

本文通过对悬浇箱梁后张法钢绞线的理论伸长值的计算、量测进行分析，从张拉设备的选用、张拉工艺、伸长值量测、应力损失、偏差处理......

采用累积叠轧技术在室温条件下加工1060工业纯铝,对其塑性变形前后的金相组织与力学性能进行了研究.实验结果表明：随着累积叠轧道次......

对24根直径不同的钢筋和8根钢筋混凝土梁进行电化学加速腐蚀模拟后，研究了24根受损钢筋的伸长率、屈服强度和极限强度的变化规律，以......

A longer stem elongation phase (from the terminal spikelet-TS to the anthesis-ANT phases) increases grain production due......