Second, flow simulation theory of injection plastic mould is introduced, math model of flow is established.
其次介绍了注塑模流动模拟理论，建立了流动过程的数学模型。
At present, it is difficult to identify the opaque injection-wax and injection-plastic jadeite jades with the traditional mid-infrared spectrum method.
目前，采用传统的中红外光谱技术鉴别不透明注蜡与注胶翡翠有一定的难度。
At present, it is difficult to identify the opaque injection-wax and injection-plastic jadeite jades with the traditional mid-infrared spectrum method.
目前，采用传统的中红外光谱技术鉴别不透明注蜡与注胶翡翠有一定的难度。
应用推荐