共搜索到21596条信息,每页显示10条信息,共2160页。用时:0小时0分0秒874毫秒
, KAWASHIMA N, LI J, CHANDRA A P, GERSON A R. A review of the structure, and fundamental mechanisms and kinetics of the leaching of chalcopyrite [J]. Advances in Colloid & Interface Science, 2013......
, 邵明杰, 侯瑞东, 等. 碳化钨对真空熔覆铁基复合涂层结构和性能的影响[J]. 燕山大学学报, 2016, 40(2): 116-122. MA Shibo, SHAO Mingjie, HOU Ruidong, et al. Influence on structure and properties of iron-based composite coating by vacuum......
A357-Cu alloy consists of primary α(Al) dendrites surrounded by the eutectic structure (Fig. 2). Due to the Sr modification, eutectic Si particles appeared evenly distributed and generally characterised......
structure and properties of 7085 aluminum alloy [J]. Transactions of Nonferrous Metals Society of China, 2013, 23: 329–334. [4] ZHANG Hong-ming, CHEN Gang, CHEN Qiang, HAN Fei, ZHAO Zu-de......
remained constant, which was determined mainly by the formulation system and the brake structure. The noise index of the specimen with 4 wt.% zinc powder was significantly lower than......
合金的自然时效硬化速率随着时效时间的延长而不断下降,表明了其内部团簇生长速率的不断减缓. 图3 热处理后Al-Zn-Mg合金晶粒结构的SEM像 Fig. 3 SEM images of grain structure in Al-Zn-Mg alloy after heat treatments 图4 不同时效状态试样的TEM明场像及对应的选区电子衍射花样......
and mechanical characteristics of soft rock tunnel and the effect of excavation on supporting structure[J]. Applied Sciences-Basel, 2019, 9(8): 1-15. [8] 郑 卓, 刘人太, 李术才, 王晓晨, 张连震, 王洪波. 基于 Hoek-Brown 准则的岩体注浆加固机制研究... Lin-li, Lü Ming-ming. Grouting process simulation based on 3D fracture network considering fluid-structure interaction[J]. Applied Sciences- Basel, 2019, 9(4): 1-19. [13] 李相辉, 张庆松, 张 宵, 蓝雄东, 左金鑫. 非均质断层破......
about 16.0% in the platform and detention basin. Figure 3 Mineral composition characteristics of ∈1n organic-rich shale 3.3 Sedimentary facies correlation In the direction perpendicular to the structure......
, 2018, 28(9): 1755-1764. [5] LIN Y H, LIN Z H, CHEN Q T, LEI Y P, FU H G. Laser in-situ synthesis of titanium matrix composite coating with TiB-Ti network-like structure reinforcement[J]. Transactions......
and porosity of the extruded samples. The milled Al5083 sample had more apparent density compared with the Al5083-5wt.%B4C sample due to its uniform structure. In other words, due to the presence......