日本工业标准_JIS K4854-2006 Toy fireworks - Types and test methods_K 4854 2006 1 ?QUV wFx|j=OH 12 H 1 wFt,nV|?O?Pq (JPA)?R?O?Fq (JSA)T?|jj?o?F?Mb?VqwZUK?|?j*qw?&o|&A?GUMh?FpK? wFwU|U$Q?m?V|Z&?w?Z&|;?V|xZ&?w;?JZ&tb?DQUK?qt?Ib?&A?Gt|?j*qx|w?OsU$Q?m?V|Z&?w?Z&|;?V|xZ&?w;?JZ&tTT?tmMo|yx?hsM K 4854 2006 2