head side

Meanwhile introduced the development of the auxiliary equipment of extruder from the temperature control device 、 feeding device and head side pressing device, and explained the development trend of extrusion equipment from 3 aspects of application extending 、 train and new product.

同时从温控装置、喂料装置和机头测压装置介绍了挤出机辅属装置的发展情况，并从用途扩展、联动线以及新产品开发3个方面阐述了挤出设备的发展方向。

Come up against vomitive patient, should its head side direction at the same time, in case puke returns respiratory tract drifting a person to cause asphyxial.

碰到呕吐病人，应将其头部侧向一边，以防呕吐物返流人呼吸道引起窒息。

People in some cultures shake their head side to side to mean "yes" or nod to mean "no."

在一些文化中，摇头的意思是“是”，点头的意思是“不”。