抽沙胶管的优点：

The advantages of sand suction hose:

1.韧性好。良好的弯曲性，2米能弯曲到60°，抗风浪，体现良好的灵活特性。

1. the toughness is good. Good flexiability, 2 meters can bend to 60 degrees, resistance to wind and waves, reflecting the good flexibility.

2.耐候性。良好低候性，不易氧化，爆裂。

2. weather resistance. Good low weather, not easy to oxidize, burst.

3.耐压性。耐负压：15kg，耐正压：10kg。

3. pressure resistance. Resistance to negative pressure: 15kg, resistance to positive pressure: 10kg.