code: function Atmosphere(properties) {
          if (properties)
              for (var keys = Object.keys(properties), i = 0; i < keys.length; ++i)
                  if (properties[keys[i]] != null)
                      this[keys[i]] = properties[keys[i]];
      }
docs: Properties of an Atmosphere.
  @exports IAtmosphere
  @interface IAtmosphere
  @property {number} [pm25] PM2.5
  desc: PM2.5浓度
  range: [0, +∞)
  @property {number} [co] 一氧化碳
  desc: 一氧化碳浓度
  range: [0, +∞)
  @property {number} [so2] 二氧化硫
  desc: 二氧化硫浓度
  range: [0, +∞)
  @property {number} [no2] 二氧化氮
  desc: 二氧化氮浓度
  range: [0, +∞)
  @property {number} [o3] 臭氧
  desc: 臭氧浓度
  range: [0, +∞)
  @property {number} [temperature] 温度
  desc: 温度
  range: (-∞, +∞)
  @property {number} [humidity] 湿度
  desc: 湿度
  range: [0, 100]
  @property {number} [pm10] PM10
  desc: PM1.0浓度
  range: [0, +∞)
   
  Constructs a new Atmosphere.
  @exports Atmosphere
  @classdesc Represents an Atmosphere.
  @constructor
  @param {IAtmosphere=} [properties] Properties to set