7. Ukucheba akuthe nkqo xa kusikwa izinto ezijiyileyo?

Isizathu 1: Iqonga lomsebenzi alikho ngqo kwintloko yelaser.

Isisombululo: Lungisa iqonga lokusebenza ukuze lihlale lithe nkqo kwintloko yelaser.

Isizathu sesi-2: Ukugxila akuchanekanga.

Isisombululo: Ilungisiwe kwakhona.

Isizathu sesi-3: Ukukhetha iLensi yokugxila akuchanekanga.

Isisombululo: Ithathelwe indawo yilensi yokugxila echanekileyo.

Shiya umyalezo wakho:

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