insulation gap

例句：

1. 1.The insulation gap between the wires needs to be checked regularly to prevent short circuits.
   电线之间的绝缘间隙需要定期检查，以防止短路。
2. 2. The engineer measured the insulation gap between the cable sheath and the grounding wire.
   工程师测量了电缆护套与接地线之间的绝缘间隙。
3. 3.Insulation gap testing is an important part of maintaining electrical safety in industrial settings.
   绝缘间隙测试是工业环境中维护电气安全的重要部分。