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。
These cartridges utilize advanced nanofiber technology featuring ceramic nanofibers on a micro-glass matrix.
这种过滤器利用先进的纳米纤维技术，采用了微玻璃基质上的陶瓷纳米纤维。
These cartridges utilize advanced nanofiber technology featuring ceramic nanofibers on a micro-glass matrix.
这种过滤器利用先进的纳米纤维技术，采用了微玻璃基质上的陶瓷纳米纤维。
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