控制消防中心的报警系统。
Maybe they'll give the FCC a straight answer.
也许它们会给FCC一个直接的答案。
System - the neighbor system identification number assigned by the FCC.
由FCC分配的相邻系统标识号。
The promoter had little effect on the FCC product distribution and product quality.
该助剂对催化裂化产品分布和产品质量影响不大。
The promoter had little effect on the FCC product distribution and product quality.
该助剂对催化裂化产品分布和产品质量影响不大。
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