The utility model is characterized in that a single micro glass bead layer is coated on the peripheral edges of the front side and the back side of the traffic safety satchel.

其特征是在书包正面和背面四周边沿上涂覆单层的微型玻璃珠层。

youdao

DPFC heat insulated pad is based on PPS resin with middle-empty glass micro - bead and glass fiber as reinforcement.

DPFC隔热垫块是以PPS树脂为基体，以中空玻璃微珠、玻璃纤维作增强材料制得的。

youdao

Besides this paper discusses the sorting principle of micro diameter glass bead and brings forward sorting roundness with motion resistance and knocked-on reflection principle.

此外，还讨论了作为准流体的微径玻璃珠分选原理，提出可通过运动阻力和平面撞击反射原理相结合筛分得到圆形微径玻璃珠。

youdao