Ihe mmetụta nrụgide Excavator bụ ihe mmetụta a na-ejikarị eme ihe, ọ bụ okwu n'ozuzu maka ịchọpụta gas, mmiri mmiri, siri ike na ihe ndị ọzọ n'etiti ike inductive, gụnyekwara.
Manometers na-atụ nrụgide ikuku n'elu yana nlele oghere na-atụ nrụgide ikuku n'okpuru. Enwere ọtụtụ ụdị ihe mmetụta ike, usoro nha ọdịnala bụ itinye nrụrụ na nchụpụ nke ihe na-agbanwe agbanwe iji gosipụta nrụzi nke injin ịgba ọkụ eletrik, mana olu ya buru ibu, nke na-adịghị mma, na mmepụta enweghị usoro. Na uto nke microelectronics nkà, ngwa nke semiconductor ihe piezoresistive mmetụta na elu elasticity, mmepe nke semiconductor ike sensọ, mkpa silicon piezoresistive na capacitive abụọ, ha nwere obere size, ìhè arọ, elu uche uru, na-eji ọtụtụ ebe na semiconductor ike. sensọ. Mgbe a na-arụsi ọrụ ike na semiconductor elu na kristal, nkwụsị ya ga-agbanwe. A na-akpọ mmekọrịta dị n'etiti mgbanwe mgbanwe na nrụgide nke semiconductor piezoresistive mmetụta, na n'ibu nke ukwuu sensọ nke mmetụta a na-akpọ piezoresistive ike sensọ, nke nwere ụdị abụọ, otu bụ ihe mmetụta mere nke semiconductor strain nlele pasted na. ihe na-agbanwe agbanwe, nke a na-akpọ ihe mmetụta piezoresistive pasted. Nke ọzọ bụ nguzogide mgbasa nke teknụzụ sekit agbakwunyere na mkpụrụ nke ihe semiconductor, nke mere na nlele ahụ na mkpụrụ silicon na-etolite otu ihe mmetụta ahụ dum, nke a na-akpọ ihe mmetụta piezoresistive mgbasa. Ọ nwere njirimara nke uche dị elu, nkenke dị elu, obere nha, ịdị arọ dị arọ, ugboro ole na-arụ ọrụ, usoro dị mfe, ọrụ a pụrụ ịdabere na ya na ogologo ndụ.