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PADDING-BOTTOM: 0cm; BORDER-LEFT: windowtext 1pt solid; WIDTH: 127.9pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; HEIGHT: 14.85pt; mso-border-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt} .at_7{BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: windowtext 1pt solid; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 255.85pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; HEIGHT: 14.85pt; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt} .at_9{HEIGHT: 15.5pt; mso-yfti-irow: 1} .at_16{BORDER-RIGHT: windowtext 1pt solid; PADDING-RIGHT: 5.4pt; BORDER-TOP: medium none; PADDING-LEFT: 5.4pt; PADDING-BOTTOM: 0cm; BORDER-LEFT: medium none; WIDTH: 127.95pt; PADDING-TOP: 0cm; BORDER-BOTTOM: windowtext 1pt solid; HEIGHT: 14.85pt; mso-border-alt: solid windowtext .5pt; mso-border-left-alt: solid windowtext .5pt; mso-border-top-alt: solid windowtext .5pt} .at_2{HEIGHT: 14.85pt; mso-yfti-irow: 0; mso-yfti-firstrow: yes} .at_6{COLOR: black; FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt; mso-font-kerning: 0pt; mso-bidi-font-family: 宋体} -->1．日本HAKKO493吸烟仪能有效消除焊接吋所产生的有毒气体，保障工作人员的身体健康。2．493吸烟仪备有可调较角度、低噪音的高性能风扇。3．更换过滤片简单快捷。4．过滤片中特殊脲烷泡沫塑料配合精制活性碳而制成， 具高度吸收效能．5．产品由防静电传导性质料制成。型号493频率50Hz60Hz功率消耗16W14W吸入流量约0. 93m3/min约1.07m3/min外部尺寸220(W)x 270(H)X 1 68(D)mm重量1. 5kg附件过滤片(3块)