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1·After salt water spray test, their hardness did not change.

经盐水喷雾试验后，其对于硬度并不会有所影响。

2·The test results show that the shield condition of fire, spray pressure and fire power have important effects on water mist fire suppression.

试验结果表明，对灭火效果有重要影响的因素是火焰被遮挡的条件、雾滴直径、喷雾压力和火焰规模。

3·Recent developments include a dry to touch water soluble rust preventative that outperforms the traditional products in salt spray and high temperature-high humidity test.

最近开发的新产品包括“快干型”水性防锈剂，相对于传统产品，新产品的优点是：在盐雾测试、高温高湿测试方面有突出的表现。