It expounds how to use non-contact switch to stop the short circuit of the electric apparatus and lamp circuits etc. from sparking, and shows experimental and practical parameters.
阐明了如何使用无触点开关来防止电器线路及灯具等短路产生的火花，并给出了实验和实用参数。
The indexes and procedure of non-sparking test on stone aggregate used in non-sparking terrazzo floor are described, and the requirement for floor construction is discussed.
阐述了用于不发火花水磨石地面的石材骨料的不发火花试验的指标和步骤，论述了地面的施工要求。
A cost effective alternative requiring less expensive fabrication, infinitely mouldable polyurethane is also suited to applications requiring non-sparking and non-conductive material.
聚氨酯成本低，制作费用低，可随意浇铸，适用于要求不产生火花和不导电材质的设备。
A cost effective alternative requiring less expensive fabrication, infinitely mouldable polyurethane is also suited to applications requiring non-sparking and non-conductive material.
聚氨酯成本低，制作费用低，可随意浇铸，适用于要求不产生火花和不导电材质的设备。
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