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Nchekwa oyi nke nri mmiri

Aha oru ngo: Nchekwa oyi nke azụ azụ

Okpomọkụ: -30 ~ -5°C

Ọnọdụ: Nanning City, Guangxi Province

A na-eji nchekwa oyi na-atụ n'oké osimiri na-echekwa ngwaahịa mmiri, nri mmiri, wdg.

Okpomọkụ dị iche iche nke nchekwa mmiri oyi abụghị otu, mana ọ na-adịkarị n'etiti -30 na -5 Celsius.

Nhazi nchekwa oyi oyi nke mmiri mmiri:

1.Seafood oyi nchekwa

Okpomọkụ nke nchekwa mmiri oyi dị iche iche dabere na oge nchekwa:

① A na-eji nchekwa oyi nwere oke imewe okpomọkụ nke -5 ~ -12 ℃ maka ntụgharị nwa oge na ịzụ ahịa nri mmiri ọhụrụ.

Oge nchekwa n'ozuzu bụ 1-2 ụbọchị.Ọ bụrụ na anaghị ebufe ihe oriri ndị dị n'oké osimiri n'ime okirikiri nke ụbọchị 1-2, a ga-etinye nri mmiri n'ime friza na-ekpo ọkụ ngwa ngwa maka oyi ngwa ngwa.

② A na-eji friji friza nwere oke okpomọkụ nke -15 ~ -20C maka nchekwa ogologo oge nke nri mmiri oyi kpọnwụrụ akpọnwụ site na friza ngwa ngwa.Oge nchekwa n'ozuzu bụ 1-180 ụbọchị.

③ Ebe nchekwa oyi nwere okpomoku abụọ dị n'elu ka a na-ejikarị eme ihe ma na-ahụkarị na ndụ anyị.Nke ọzọ bụ ebe nchekwa ihe oriri na-edozi ahụ nke nwere oke imewe okpomọkụ nke -60 ~ -45 ℃.Enwere ike iji okpomọkụ a chekwaa tuna.

Mmiri dị n'ime mkpụrụ ndụ anụ ahụ tuna na-amalite ifriizi n'ime kristal na -1.5ºC, na mmiri nke dị n'ime anụ ahụ azụ na-atụgharị n'ime kristal mgbe okpomọkụ ruru -60C.

Mgbe tuna na-amalite ifriizi na -1.5°C ~ 5.5°C, ahụ sel nke azụ̀ na-aghọwanye crystalline, nke na-emebi akpụkpọ ahụ.Mgbe ahụ azụ̀ na-agbaze, mmiri na-adị mfe ịla n'iyi, ụtọ tuna pụrụ iche na-efunahụ ya, bụ́ nke na-ebelata uru ya nke ukwuu..

Iji hụ na ịdị mma nke tuna, enwere ike iji kefriza ngwa ngwa na nchekwa oyi na-ekpo ọkụ ngwa ngwa iji belata oge nke "-1.5℃ ~ 5.5℃ nnukwu mpaghara nhazi ice crystal" ma mee ka ọsọ na-agba oyi, nke bụkwa ihe ọzọ. ọrụ dị mkpa na azụ azụ tuna.

2.Seafood ngwa ngwa-frozen nchekwa oyi

Nri mmiri na-echekwa oyi na-ajụ ngwa ngwa bụ nke kachasị maka ịsacha azụ ọhụrụ ngwa ngwa maka obere oge iji nọgide na-adị ọhụrụ nke azụmahịa ahụ ka o wee ree ya n'ọnụ ahịa dị mma.

Oge oyi n'ozuzu ngwa ngwa bụ awa 5-8, yana ọnọdụ okpomọkụ bụ -25 ~ -30 ℃.Ghichaa ngwa ngwa nke ọma ma bufee na -15 ~ -20 ℃ nchekwa mmiri oyi maka nchekwa ọhụrụ.


Oge nzipu: Dec-29-2021