1·The temperature reduction was shown to be an effective method for the most active C 6 hydroxy mono protection.
研究发现,降低温度是对蔗糖C 6位最活泼羟基进行单一选择性保护的有效方法。
2·The constant volumetric delivery and melt temperature reduction bring a significant improvement in the quality of the end product.
稳定的体积流量和降低熔体温度对于改善最终产品的质量有重要意义。
3·Temperature reduction leads to increasing N_2O formation, but to reducing NOformation; bituminous coal yields more N_2O than lean coal.
降低温度导致N_2O生成量增加而同时NO生成量减少,烟煤N_2O产量要比贫煤高一些。
4·The temperature reduction results from the Bernoulli conversion of random gas-particle motion (temperature and pressure) into directed motion (flow).
这个温度降低是由于随机气体微粒运动(温度和压力)的柏努利转换成定向运动(流)而造成的。
5·After decompressional filtration, washery and high-temperature reduction can we get silver precipitation and the rate of recovery can reach to 97.51% and the pureness to 98.5%.
银的沉淀经减压过滤、洗涤及高温还原而得到金属单质银。 银的回收率达97.5 1% ,回收银的纯度为98.5 % 。
6·The fast cooling technology of steam turbine is the process that the cooling medium is used to accelerate the temperature reduction of cylinder and rotor after the shutdown of turbogenerator.
汽轮机快速冷却技术是在汽轮机组停运后,向汽轮机内部通以适量的较低温度的冷却介质,进行强迫对流换热,加快汽缸和转子温降速度的过程。
7·The invention simplifies the process layout, saves the equipment space, reduces the temperature reduction of the tube blank, lowers the production cost and improves the production efficiency.
本发明简化工艺布局、节省设备空间、减少管坯温降、降低生产成本,提高了生产效率。
8·After analysis for the unit, the causes were found and some measures were taken to obtain good temperature reduction effect for the bearing pads by changing the admission flow of control valves.
经过对机组分析,找出了问题的原因,并采取了处理措施,通过改变调门部分进汽度取得了良好的轴瓦降温效果。
9·Based on the material of iron in some iron and steel companies, the low temperature reduction degradation of iron ore in the condition of injecting blends of coal and waste plastic in BF is studied.
以国内某钢铁公司的炼铁原料为基础,进行了高炉喷吹煤与废塑料条件下的矿石低温还原粉化性能研究。
10·The results show that the temperature reduces fast at first stage, because of the larger difference between blade and air. Then, the temperature reduction rate decreases slowerly, in cooling process.
结果表明:初始时刻叶片表面和环境温差较大,温降较快,随着冷却过程进行,温降速度变缓;