These projects are at the very core of Rotary service and brought us to the great work of PolioPlus.
这些计划是扶轮服务的核心，并曾经把我们引到根除小儿痲痹等疾病计划这项伟大的工作。
2
Rotary is based, as it's always been, on our core values: service, fellowship, diversity, integrity, and leadership.
扶轮是建立在我们的核心价值之上：服务、联谊、多元性、正直、及领导。
3
Rotary kiln is the core equipment that is often used to heat bulk or slurry material in metallurgy, non-metallic minerals, building materials, refractories and other industrial operation.