共搜索到1680条信息,每页显示10条信息,共168页。用时:0小时0分1秒261毫秒
flotation and its device and application: China, CN101844111A[P]. 2010-09-29. [71] 陈占金, 郑 洁, 栾 玲. 带有超声波发生器的矿浆搅拌槽: 中国, CN102921527A[P]. 2013-02-13. CHEN Zhan-jin, ZHENG Jie, LUAN Ling. Pulp mixing tank......
s to carry samples from the furnace to the water tank. In order to reduce the effects of natural ageing, these samples were stored at -20 °C before creep tests. Table 1 Chemical compositions......
-temperature water in water tank into embedded copper pipes. Taking the central point of CTB as the research object, the temperature value of experimental test is compared with the simulation result. Figure......
the WMA additive, base asphalt and CRM together. Since all components can be put into the blending tank together in one time, the direct mixing method is believed to be more convenient and more energy......
by the Nernst-Shchukarev equation as shown in Eq. (7). When wear starts, the melt is stirred, and the dissolution rate constant, k, can be calculated by the equations below [86]: (Sc=υ/D>1000)  ......
acid, where the amount of citric acid was equal to the total moles of metal ions. The KIT-6 template was added to the above solution, which was stirred under 40 °C until it became sticky and then dried......
, then water was added to the mixture and mixed for another 3 min. For mixtures with nano-silica, only the cement and fine aggregate were dry mixed in the mixing drum. The nano-silica was added and stirred......
into the furnace and melted. The melt was degassed by carbon hexachloride at 1023 K, and stirred to obtain uniform mixing. The slag on the melt surface was removed to avoid the formation of porosity or void during......
to the molten Zn. Subsequently, the molten metal was stirred with a stainless steel bar, coated with refractory cement, and oxides were removed from the molten metal. The alloy was poured into the stainless......
) was added to a solution of FeSO4·7H2O (100 mL, 0.75 mol/L) at a volume ratio of 1:0.5 with H2O2 added slowly (30%,0.4 mL/min) [25]. The solution was stirred for 24 h with a magnetic stirrer (85-2......