The color and creep behavior of wood-plastic composite decking boards under the dry and wet environment were tested.
对放置在干湿环境中的塑木地板进行材色和蠕变性能研究。
In order to realize dressing of fine diamond grinding wheel effectively, removal behavior of metal bond for dry and wet coolants is investigated.
为有效地实现微细金刚石砂轮的修锐，建立单脉冲电火花放电去除加工的试验系统，研究金属结合剂的气中和液中电火花放电去除机理。
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