Set up a slant water hole at reamer, and connect the reamer and pilot with reducing synergy flute, which strengthen the cooling and washing function and ensure the bit's effects.
在扩眼体设一斜水眼，在导眼体与扩眼体之间连接一缩径增效排屑环，强化了冷却清洗作用，从而保证钻头有较好的使用效果。
Flush function: the flush function of the sits implement directly depends on the piping design, and it also has a relationship with the height of the water in water tank.
冲水功能：座便器的冲水好坏直接取决于管道设计，同时和水箱水位的高度及水件也有一的关系。
The washing water With coagulating function and Al-resin were obtained by washing composite.
复合体清洗得到具有絮凝功能的清洗水和铝型阳树脂。
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