"RDF description of \u6CB3\u661F\u6D1B" . . "10" . . "\uD558\uC131\uB77D" . "\uB4F1\uB85D" . "56" . "\uB0A8" . . "\u6CB3\u661F\u6D1B"@zh . "454" . "19490805" . . "\uC131\uB0A8 PVC \uB300\uD45C" . "56" . "\uD558\uC131\uB77D" . "\uBB34" . . "\u6CB3\u661F\u6D1B"@zh . "\uC131\uB0A8 PVC \uB300\uD45C(\uD604)" . "53347" . . "\uD55C\uAD6D\uD2F0\uD0C0\uB284 \uC11D\uD3EC\uACF5\uC7A5 \uC7AC\uC9C1(\uC804)" . . "\uD558\uC131\uB77D" . "\uB0A8" . "19490805" .