I collect matchboxes and strangely shaped stones.我收集火柴盒和奇形怪状的石头.He receives cryptic directions continuously by means of exchanging matchboxes with various unusual strangers.他通过跟一些奇怪的陌生人交换火柴盒不断地获得神秘的指示....
在集中设备处加热(或冷却)转换可以是手动或自动.Heating or cooling change over at the central plant may be manual or automatic.在绝大数工厂里, 材料经常需要加热或冷却.In almost any plant, materials constantly being heated or cooled.根据所输送介质需要,螺杆泵装置可提供加热或冷却结构.Accor...