<!-- .at_0{MARGIN: 0cm 0cm 4.5pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 36.0pt; mso-list: l0 level1 lfo1} .at_1{FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-ascii-font-family: 'Times New Roman'; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt; mso-hansi-font-family: 'Times New Roman'} .at_3{FONT-SIZE: 9pt; mso-font-kerning: 0pt} .at_6{mso-special-character: line-break} .at_5{FONT-SIZE: 9pt; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt} .at_2{FONT-SIZE: 9pt; FONT-FAMILY: 宋体; mso-bidi-font-family: 宋体; mso-font-kerning: 0pt} .at_4{MARGIN: 0cm 0cm 12pt; TEXT-ALIGN: left; mso-pagination: widow-orphan; tab-stops: list 36.0pt; mso-list: l0 level1 lfo1; mso-margin-top-alt: auto} -->盒体平均厚度3mm，冲击强度IK07 上盖有透明与不透明两种形式盒体与盒盖以四只M4不锈钢螺钉固定，盒体四角嵌带螺纹铜柱可选的塑料挂脚，亦可通过盒体低部的安装孔直接固定于墙面硅橡胶密封条 内部有供线路板或DIN轨道元件安装的凸台