I-beam nhazi

Nkọwa dị mkpirikpi:

I-beam, nke a makwaara dị ka beam eluigwe na ala, bụ eriri igwe ogologo nwere ngalaba nke nwere ụdị m.A na-ekewa I-beam ka ọ bụrụ I-beam na-ekpo ọkụ na ọkụ I-beam.Ọ bụ akụkụ ígwè nwere ọdịdị I-ngalaba.


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