Pyrotechnics txhais li cas?

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Pyrotechnics txhais li cas?
Pyrotechnics txhais li cas?

Video: Pyrotechnics txhais li cas?

Video: Pyrotechnics txhais li cas?
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Pyrotechnics yog kev tshawb fawb thiab khoom siv tes ua ntawm kev tsim cov khoom xws li foob pob hluav taws, kev nyab xeeb kev sib tw, oxygen tswm ciab, tawg bolts thiab lwm yam fasteners, qhov chaw ntawm lub tsheb airbags, nrog rau cov roj-siab blasting nyob rau hauv mining, quarrying, thiab demolition.

Lub ntsiab lus ntawm pyrotechnics yog dab tsi?

1 tus lej lossis ntau ntau hauv kev tsim kho: kos duab ntawm kev tsim lossis kev tsim thiab siv ntawm foob pob hluav taws. 2a: ib qho ntawm cov foob pob hluav taws. b: cov zaub zoo nkauj heev (raws li kev tsim txiaj heev) hais lus pyrotechnics keyboard pyrotechnics.

piv txwv ntawm pyrotechnics yog dab tsi?

Qee yam piv txwv ntawm cov neeg siv khoom pyrotechnics tau ntsib suav nrog ua si foob pob hluav taws(xws li xuav thiab taws hom), qauv foob pob hluav taws lub cev muaj zog, txoj kev loj thiab kev nyuaj siab marine flares, sparklers thiab kaus mom rau phom phom.

pyrotechnics siv rau dab tsi?

Tub rog pyrotechnics yog siv rau teeb pom kev, teeb liab, simulation ntawm kev sib ntaus sib tua suab nrov thiab cuam tshuam, thiab suav nrog cov khoom xws li nplaim taws thiab teeb liab.

Dab tsi yog qhov txawv ntawm pyrotechnics thiab foob pob hluav taws?

yog tias foob pob hluav taws yog ib yam khoom siv phom thiab lwm yam tshuaj uas, thaum teeb, emits ib tug ua ke ntawm cov nplaim xim, sparks, xuav los yog bangs, thiab tej zaum yuav ua rau foob pob ua ntxaij siab rau saum ntuj ua ntej tawg, siv rau kev lom zem los yog Kev ua koob tsheej thaum pyrotechnics yog kev kos duab thiab thev naus laus zis ntawm foob pob hluav taws thiab …

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