cable direct laying的意思|示意

Note: 1. The laying method in correspondence with D category in the table 1-18(GB/T16895.15-2002), which is suitable for the direct cable burying or cable layout in the underground conduit.

注： 1。敷设方式对应于表1-18（GB/T16895.15-2002）中的D类，适用于电缆直接埋地或电缆敷设在地下的管道内。

For laying in doors, in tunnels, in cable trench or direct in ground, able to bear external mechanical forces, but unable to bear large pulling force.

室内、隧道、电缆沟内或埋地等能承受机械外力的场所，但不能承受大的拉力。

For laying indoors , in tunnel, cable trench, or direct in ground, able to bear external mechanicalforces, but unable to bear large pulling force .

室内、隧道、电缆沟内，或埋地敷设等，能承受一定机械外力，但不能承受大的拉力。

For laying indoor, in tunnel, cable French, well or direct in ground, able to bear external mechanical forces and certain pulling force.

室内、隧道、电缆沟内或直脉地下，能够承受一定的机械外力和一定的拉力。