[Retracted] Application of Energy Saving and Environmental Protection Materials in Architectural Design

Table 1

Beam selection database.

Serial number	Y	K	T	P
1	250	300	14	2
2	250	300	16	2
⋮	⋮	⋮	⋮	⋮
305	250	650	14	2
306	250	650	16	2
…	…	…	…	…