Cia kuv daws nws hauv qab no
Thaum lub sijhawm ua haujlwm, qhov loj ntawm daim nyias nyias yog txawv. Qhov loj ntawm kev pub mis yog ntau tshaj 5 hli tshaj qhov kev hloov kho ua ntej.
Txoj kev ua:
(1) Hloov kho ntawm photoelectric qhov muag rhiab heev lossis kev xaiv tsis ncaj ncees lawm ntawm polarity.
(2) Lub photoelectric hloov yuav tsum tau hloov nrog luv luv Circuit Court ntawm av to los yog qhov kawg ntawm qhov kawg.
(3) Kev pub noj ceev yog qis dua qhov kev pub noj ceev, thiab cov compression strips yuav tsum tau so, xyuas qhov ua tau zoo ntawm cov khoom, thiab tshem tawm qhov tsis ua haujlwm.
Qhov loj ntawm lub hnab yas tshuab thaum lub sijhawm ua haujlwm yog txawv. Qhov loj ntawm kev pub mis yog ntau tshaj 5 hli tshaj qhov kev hloov kho ua ntej. Koj puas paub cov txheej txheem ua haujlwm uas tsis xa cov membrane thaum lub sijhawm ua haujlwm?
