English | Chinese |
absorbent textile fiber | 吸收性纺织纤维 |
detonating cord with cotton fiber covering | 棉线导爆索以棉线为主要包覆材料,沥青作防潮层的工业导爆索 |
fiber optic system | 光纤系统 |
fiber optic velocity meter | 光纤测速仪 |
optical fiber | 光纤系统 |
safety fuse with cotton fiber covering | 棉线导火索以棉线为主要包覆材料,沥青作防潮层的工业导火索 |