World Federation of Scientific Worker
进会 World Federation of Teachers’ Unions 世界科学工作者联合会 World Federation of Scientific Worker (WFSW) 世界劳工联合会 World Confederation of Labour (WCL) ..
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世界科学工作者联合会 wfsw; world federation of scientific workers 不丹全国青年联合会电台 radio national youth association of bhutan .
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