These units are employed as grit arrester on small cupola.这种装置在小型冲天炉中是作为砂粒分离器使用的.Copula net diagram is an important tool for guiding the cupola operation.网形图是指导冲天炉熔炼操作的重要工具.The dry + wet dust cleaning process for cupola ...
Dingxi Prefecture is located in the foothill of the Loess Plateau climate is arid or semi - arid.位于黄土高原丘陵沟壑干旱半干旱区的甘肃省定西地区,面临生态恶劣和经济贫困的双重危机.The scent of pine and the sound of crickets floated down from the foothill Appala...
Method: The models were made by coagulated basilar artery at two points.方法: 应用两点电凝基底动脉的方法制作鼠脑干缺血动物模型.Existentialist points of view cause us to reflect and rationally examine existence and its meanings.由此引发我们对生命存在与意义的认真反省...