water proofness水密性
rub proofness耐磨程度;耐磨合金
moisture proofness防潮性;防潮;防湿性;透湿度
grease proofness防油性;耐油脂性
flame proofness防火
rain proofness防雨性
rot proofness抗腐蚀性;防腐性
fool proofness运转可靠
Explosion proofness防爆