Master Huang: Hi, Sarah, could you please help me make an appointment with Doctor Mac? I have a very bad toothache.
黄师父：你好，莎拉，帮我预约一下麦克医生好吗？我牙疼死了。
Belt coveyer and distributing material spiral mac hi nes and implements were discussed and ap-plied to concrete plate casting of ro ck-fill dam.
研制了皮带机和螺旋布料机具并应用于鱼跳面板堆石坝混凝土面板浇筑中。
应用推荐