有了合理的炉体结构，再配以自动控制系统，合理的焙烧周期等条件，就能降低能耗。
An reasonable furnace structure completed with an automatic control system and rational baking period and other conditions can lead to a result of energy saving or reduction.
直接法的优点在于产品不必经过焙烧，生产周期短，成本低等。
The direct synthesis method has the merits of requiring no calcining shorter producing period and lower costs.
直接法的优点在于产品不必经过焙烧，生产周期短，成本低等。
The direct synthesis method has the merits of requiring no calcining shorter producing period and lower costs.
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