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厂家直销 30mm铜帽注油指南针 微型配件办公 指南针 量大从优

  • EXW Price: Min. order:
    ¥0.4
    ≥100/piece
    ¥0.35
    ≥1000/piece
    ¥0.29
    ≥10000/piece
  • 100 piece
  • Exchage Rate 1 CNY ≈ 0.1428 USD
  • Stock num 998999 piece
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  • Description

名称:30注油指针指南针

颜色:黑底  透明盖(如图片 全部实拍图片)

材料:塑料   磁铁  纸片 等

指南针尺寸:直径 30 mm  厚:10  mm

包装:200个/袋

重量:7 克

用途:定位指北。 小巧,轻便,实用 。适用于户外、五金。 居家用品等的配件。也可用于外出旅游 上陌生地方找不到北 租房 买房,小朋友启门学习等等(74)

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20150323_105341

20150323_104821











指南针说明

指南针使用方法:
指南针务必水平放置,同时为避免磁针发生错乱,要与含有磁性的物体保持一定距离,具体方法如下:
1、离铁丝网>10米;
2、离高压线>55米;
3、离汽车或飞机>20米;
4、离含有强磁的物体,如各种磁铁、外磁式喇叭>10米;
5、离磁性较弱的物体如磁性按扣等>0.5米。

 

 

注意事项:
1.在水平状态下使用,以尽量确保准确;
2.为避免磁针发生错乱,使用时请与铁丝网、以及含有磁性的物体保持一定距离;
3.不可用测绘尺敲打物体,以免影响测量精度;
4.盘面和透镜要保持光洁,不要用脏布、手去揩擦;
5.不用时应闭合,放置不要靠近铁磁性物质,以免损耗磁性。

Update time:20220307234121


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