技术不熟练 meaning in Chinese

fault

Today , i am sorry for my those blogs that i did two days before , i will try my best to do it better
今天我给大家做一下声明及谦意，我是刚在这个网上做blog ,技术不熟练，造成了一些不便，谦意。
Specification for low - voltage switchgear and controlgear assemblies - particular requirements for low - voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access to their use - distribution boards
低压开关装置和控制设备组件规范.安装在便于技术不熟练人员使用的位置的低压开关和控制设备组件的特殊要求.配电板