"floaters seem to drift through the field of vision"
对影响环氧发泡浮子性能的因素进行了分析.
Q : What is a floater?什么是”飞蚊”?
Boric acid is an excellent floater while gibbsite has no native floatabiligy at all.硼酸是一种极好的漂浮物,而水铝氧却毫无浮动性.
For beginners, I recommend the underhand serve. For experienced players I recommend the overhand floater serve.对初学者来说, 我建议发下手球, 对有一定训练经验的我建议发上手飘球.
The overhand floater serves to position 5.发上手飘球,发向5号位.