|
?�?�?????o���3 > �-�???�y?�?��? |
|
.jpg) �?o????y��?3�D?T1???
|
|
???�?�?��?�D3?D�?����? 1????�?�??3� |
��D?1��??�??���?D�?�'???,���????�?�?��???�D3?D�?����?���?,�D3?1????�?�??3�,2025?�??'???27.8��?a,?�?'o???3�?�??39.3% |
GB/T 39785-2021 1�?���???�t???�?��? ?�D?�2�??�1��?2a�?�?��?� |
?��t???�?��?�??�???�?��|��1?�?1???????,3?�???o�???�3??�???a?�2?�|D?��600mm?�610mm,3?'?�??a700mm?�800mm?��?�?,�t???????D?����D�???3??���?� |
���??�?��??�?�2?�?��D�???�??D?�???�?�� |
?�2?�?�?2?�yD?�????��??-��,2?�'???�?��?11D�??2?�???�??a�?��,�?�e????3?D�,?2??D�?�?��???DD�?��??�???,��3?D?�????�,?�o?ROSD?�?demo2?�?�??��???�?�� |
???�?�???????�?��????'?�????�o |
?�???�???????�?��?�o?�??????,�?�?????�o;�o????�???????�?'���?�?��?????�o??�Y�?,�?�?'���????�o�??-?�?�,o��?'���????�o�?�?�� |
???�?????�?��?�2װ�?�?2??��????'?�?? |
?�?????�?��?�1�????�,D��a?????????�?3??DD?�2�,��??????�?��?????o�3???�?????;�?o�??DD3??���?o�????�???��???�??�??�??DD?�?? |
?????�?��????'3????? |
�??�?��?��1y??D??�?��?o�1?2�?�???D????�?,??DD�???3???;��1y1���?��??D??�??�3?????�?,?��??????????�?��???DD�???3??????? |
?????�1�?t�a??3?2880????�???2?�????T??�3�??�??????�3?a????''?�??�?D??�?????�?�?��???�?��?� |
''?�??�?'?'?D??�?????�?�?��???�D?�??��?�?��??��??�??�??????�???��??�?1??�'�??D1�??''D?????�|�?,?3?�1�?????????? |
CRIA 0003-2020 ???????'??�?�?��?���???�?1?�? |
1??��????????'??�?�?��???��3�?��????�?�a?�o��??�?��??���?��?��??o?????'?DD??��?�??�11??DD���???�?�????????'??�?�?��? |
1�?�???�?�?��?1???TOP50 |
?e�??�?��?,??�?3?,???'?�??,?|?�?�?��?,�?2??�?��?,3??�?�?��?,'?�??�?�?��?,?���?�?��?,o????�???�,2?????��,??��?�?��?,?�?�???�,?????1,1??Y�y??,?Y?2?�?��? |
�?��?�?��?��1??�?�?�3?o�????,�a�?�?'?�3��??1?��??�? |
??��'�?��y?�?�????????????�??�??�?��?�?��?�?�???o??��a?????�D��?��?�?��??T��'|��???�??�a�???�?1�?��t'��� |
�2�??�?��? |
�2�??�?��? ???�?��?��?? ??�3??�?��??�y?Y2�??????��o��2��???T�??Y�???�?���?�?,?a�??���1????��2�?�t?? |
??�?�??a�?1�3��|?�?��??�?��?�??�?? |
??�?�??a�?1�3��|?�?��??�?��?�??�???D??-''?�?�?��??a'�?���1?????�??e??1���2�??1�?�?�?�?��????a??'y�????'?�??o?2?o? |
|