UL??±ê×?
UL±ê×??????????°???ù?????à???ú?·???ü?????¨?ú?·???ù????UL??°???500?à??±ê×???????70%±????ú?ú??±ê×????á?¨ANSI???????????ú?ú??±ê×???
1?? UL±ê×????á??
??°???????UL±ê×??????á???ó??????·?????
?¨1?? ±ê×??ù???°???ú?··??§??
?¨2?? ?ú?·???á?????ó??
?¨3?? ???ú?·?ù???????????????ó??
?¨4?? ???ú?·?ù?????????÷???????ó??
?¨5?? UL???é?????ù?·???????÷?????ó??????·?·¨??
?¨6?? ?????ì???¤?§???????è±????ó?????é·?·¨??
?¨7?? ?ú?·±ê???????÷?é???ó??
2?? UL±ê×???????
UL±ê×????????????ê??????????UL±ê×??????????ó?????¤?????????????§??UL?¤?????ò???ü?????¤???????á????
?¤???????????ò???±?è??????UL±ê×????????????±?????ú?·?????ó???á?ú?ú?à????±???????????UL???¨?????????¤???????????ò??
??·?±í??????UL±ê×?±??ü??·??±???á???????§???????????§????????????UL?ú×??ì?é·??????????ú?·±???°??????????ó×??à??????±????ù??????±ê×??????????????????????§??????????????×????±??????±??¤?§?ü??×??????ú?·??????????UL??????
?????¨??±??ü???ó?ó?????????¤???????????ò???????ò°ü?¨?????ê????·????????¨????±??ü????????????????UL?¤????°??????¨?ú?·???à??·?·¨??°??ú?ê?????ì?é?ú?·?è±??ü????·??????°?????§?????°????UL?¤?§?ú×??ì?é??????
????±ê×??ú?§?ó??UL?ì?é?ú±í??·??????ì?§????°????????ó?ó?é?à??±??ü????·???
|