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- reversed low c yclic loading 低周反复荷载
- Some essential causes of composite frame column showing pre going strain in pulling steel under laterally reversed low cyclic loading after entering elastic plastic phase are analysised. 提出了水平低周反复荷载下叠合框架节点刚度弱化现象及加强节点刚度的构造措施,对高效预应力叠合框架在地震区的应用具有现实意义。
- Meanwhile, the effects of CNPS and common calibration curves with N on ultra low C and N analysis are compared. 试验结果表明本法准确、可靠,实现了用火花源原子发射光谱仪对钢中超低C、N、P和S的快速、准确度的影响。
- The present paper introduces production of low C and low Si rimmed steel for cold rolled steel strip purpose by the killed steel process route. 提出了在涟钢条件下开发冷轧用带钢,采用低碳低硅沸腾钢成分,按镇静钢工艺生产的思路。
- The author developed a new type composite hammer, of which the wear part was made from high CrMn abrasion resisting cast iron and handle was made of low C steel. 研制了一种新型复合锤头磨损部分用铸态高铬锰耐磨铸铁,锤柄用普通低碳钢。
- By experiments of backfire brittleness and stability of low C steel, we knows that adding Boron into the mixing alloy will increase the backfire brittleness and stability of low C steel. 通过对加硼的低碳钢淬透性及回火稳定性的实验 ,硼的加入能使调质型低碳钢的淬透性及回火稳定性提高。
- The adequate C:N ratio in medium is about 1.2.The lower C:N ratio is advantageous to the production of mucor protease. 低碳氮比有利于蛋白酶活的产生,在碳氮比为1.;2左右可以得到较高的蛋白酶活。
- Whereas a decline below S&P 1240 would increase the odds for a retest of last Tuesday’s key reversal low at 1200. 相反,如果标普跌破1240点,将增加重新测试上周二关键反转行情低点的几率,大约1200点。
- ANALYSIS OF BENDING RESISTANCE OF STEEL PLATE-STICKING REINFORCED FRAME BEAM UNDER REVERSED LOW CYCLIC LOAD 低周荷载作用下粘钢增强框架梁抗弯强度分析
- Behavior of connections of rectangular concrete-filled steel tubular column with steel beam subjected to reversed low cyclic loading 低周反复荷载作用下矩形钢管混凝土柱与钢梁连接节点的受力性能
- He reversed the coin and examined it carefully. 他把硬币倒过来,仔细检查。
- Husband and wife have reversed roles. 丈夫和妻子互换了责任。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The court reversed its decision. 法庭撤销了原来的判决。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- He reversed his car into the garage. 他把车子倒开进车库。
- His coat can be reversed when it begins to rain. 他的外衣下雨时能翻过来穿。
- Writing is reversed in a mirror. 写出来的字在镜子里是倒著的。
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。