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Exposure compensation, focus mode, white balance.　　Understand writing generic monomer patterns不然的话，一味学别人，不但学不来真味，反成了‘东施效颦了。Ring fire lanes should be set up for public buildings such as halls with 2,000 seats and exhibition halls with an area of more than 3000m2. 6.0. 6 Fire lanes shall be set up in factories and warehouses. Circular fire lanes shall be set up for Class a, Class B and Class C factories with an area of more than 3000m2 or Class B and Class C warehouses with an area of 1500m2. In case of real difficulties, fire lanes shall be set up along the two long sides of the building. 6.0. 7 Fire lanes shall be set up in the open storage yard area of combustible materials, liquefied petroleum gas storage tank area, Class a, B and C liquid storage tank area and combustible gas storage tank area. The setting of fire lanes shall meet the following requirements: for storage yards and storage tank areas with reserves greater than those specified in Table 6.0. 7, annular fire lanes shall be set up. For combustible material storage yards with an area of more than 30000m2, an intermediate fire lane connected with the annular fire lane shall be set up, and the spacing between fire lanes shall not be more than 150.0 m m.. Liquefied petroleum gas storage tank area, Class a, B and C liquid storage tank area, combustible gas storage tank area, the annular fire lanes in the area should be provided with connected fire lanes. The junction of the middle fire lane and the annular fire lane shall meet the requirements of the turning radius of the fire truck. Table 6.0. 7 Storage of cotton, hemp, wool, chemical fiber (t) straw, wheat straw and reed (t) wood (m3) Class a, B and C liquid storage tanks (m3) combustible gas storage tanks (m3) 1000 5000 5000 1500 500 300 00 liquefaction3. Official website:想他们父子，走到哪都受人尊敬，从不会因为衣裳随意散漫被人耻笑。