[{"text_idx": "#000003", "text": "prosesu castio dannedd bwced falf wirio castio trachywiredd pwmp-castio castio buddsoddiad pwmp tywod-castio-pres-deunydd Castio Ateb Silicon Castiau llosgach SS316 castiau buddsoddiad manwl gywir falf pwmp castio cywirdeb castio haearn hydwyth olwynion tywod castio peiriannu Polis drych castio trachywiredd Silicon Solution... castiau buddsoddiad manwl gywir trachywiredd-castio tywod tywod-castio-deunydd-pres-sgleinio-wyneb"}, {"text_idx": "#000004", "text": "Polis drych castio trachywiredd Silicon Solution..."}]