safety impedance的意思|示意

Macromolecule composite belt shielding with low impedance and thereby enhance explode-proofness and safety of cable.

采用低阻抗的高分子复合带屏蔽，提高电缆安全防爆性能。

Bioelectrical impedance is one of the electrical characteristics of biological tissue, organs and cells when injected a safety current under threshold value.

生物电阻抗是指生物体或生物组织、生物器官、生物细胞在低于兴奋阈值的安全电流作用下所表现出的阻抗变化。