water density
... 水不透明度(Water Opacity) 水密度(Water Density) 水位(Water Level) ...
water tightness
... air tightness 气密度 water tightness 水密性;水密度,不透水性 gas tightness 不透气性,气密性 ...
water-mass density
... water-loving 亲水的 water-mass density 水密度 water-oil displacement front 水驱油前缘 ...