The structure of spraying drying chamber, filtering chamber, fluid-bed and secondary air supply system has been improved greatly. It can appear the features of spraying drying deeply.
喷雾干燥室、捕集室、流化床及二次供风系统等结构进行了重要修改后，更加贴切的表现出喷雾干燥的特性。
Since the device is sealed in the constant pressure water supply, Entirely keep the water quality sanitation tagging, Because do not contact with air, Avoid secondary pollution and vandalism.
由于该设备是密闭的恒压供水，完全保持了水源的水质卫生标注，由于不与空气接触，避免二次污染和人为破坏。
Apart from the secondary water supply systems, the drainage systems and the air-raid shelters, no significant difference was found in the positive rates between the central area and the marginal area.
除二次供水、市政排水设施和防空洞外，中心城区与边缘城区蚊孳生阳性率无明显差别。
Apart from the secondary water supply systems, the drainage systems and the air-raid shelters, no significant difference was found in the positive rates between the central area and the marginal area.
除二次供水、市政排水设施和防空洞外，中心城区与边缘城区蚊孳生阳性率无明显差别。
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