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0200079690 20051202144049.0 s2004 xr a frb |000|||eng | 80-7075-616-0(pbk.) NGL czeeng e-xr--- a484 评估建筑工地氡的危害性的新方法. chi The new method for assessing the radon risk of building sites = Nova metodika stanoveni radonoveho indexu pozemku / Matej Neznal ... [et al.]. Nova metodika stanoveni radonoveho indexu pozemku Prague : Czech Geological Survey, 2004. 47 p. : ill. ; 29 cm. Czech Geological Survey special papers = ; Práce ceské geologické slúzby, 1210-8960 ; 16 Includes bibliographical references (p. 46-47). English and Czech. Radon ; Buildings ; Radon Environmental aspects ; Environmental engineering ; Testing. Czech Republic. ; Czech Republic. aNeznal, Matej. Czech Geological Survey special papers ; no.16. NGL EB00065996 P 253.52 C99 v16 afqy b1 efqy0514