nkọwa ngwaahịa
Ihe na-ekpo ọkụ na-ekpo ọkụ na shei na tube nwere ihe ndị dị ka shei, ngwugwu tube ọkụ ọkụ, efere tube, efere baffle (baffle), na igbe tube.Shei ahụ na-abụkarị cylindrical, nke a na-etinye ngwugwu ọkpọkọ n'ime ya, a na-edozikwa akụkụ abụọ nke ngwugwu ahụ na efere tube.Enwere ụdị mmiri abụọ maka mgbanwe okpomọkụ: oyi na ọkụ.Otu na-asọba n'ime tube a na-akpọkwa mmiri akụkụ tube;Ụdị ọzọ nke eruba n'èzí tube a na-akpọ shei n'akụkụ mmiri.Iji meziwanye ọnụọgụ nnyefe okpomọkụ nke mmiri n'èzí ọkpọkọ, a na-etinyekarị ọtụtụ baffles n'ime shei ahụ.Baffles nwere ike ịbawanye ọsọ ọsọ nke mmiri n'akụkụ shea, na-amanye mmiri ahụ ka ọ gafere n'ùkwù tube ọtụtụ ugboro dịka ụzọ a kapịrị ọnụ si dị, na ịkwalite ogo ọgba aghara mmiri.Enwere ike ịhazi tubes mgbanwe okpomọkụ na triangles equilateral ma ọ bụ n'ámá na efere tube.Nhazi triangle nha nhata dị ntakịrị, nke nwere oke ọgba aghara n'ime mmiri dị n'èzí ọkpọkọ na nnukwu nnyefe okpomọkụ;Nhazi nke square na-eme ka ihicha n'èzí ọkpọkọ dị mma ma dị mma maka mmiri mmiri na-adịkarị mfe ịcha.
