Tes tuav hlau ntes: hom khoom siv tes tuav no yog siv los ntsuas cov hlau ntawm cov neeg ua haujlwm, feem ntau yog los xyuas seb cov neeg ua haujlwm puas nqa cov khoom hlau thiab cov khoom siv hluav taws xob uas tsis ua raws li qhov yuav tsum tau ua. Nws yog lub teeb hauv qhov hnyav thiab yooj yim nqa. Qhov kev kuaj pom deb yog feem ntau txog 10 ~ 150mm. Nws feem ntau yog siv rau hauv chaw nres tsheb, tshav dav hlau, chaw kuaj mob, kev nyab xeeb thiab lwm qhov chaw.
Underground hlau detector: hom khoom no kuj yog tes tuav, tab sis nws tsis yog li portable li lub tes tuav tes ntes. Kev sojntsuam yog lub voj voog lossis lwm yam kev sojntsuam zoo li qub disk, uas yog siv los txheeb xyuas cov khoom siv hauv av, tuaj yeem txiav txim siab cov hlau dub thiab cov hlau tsis muaj hlau, thiab tuaj yeem tshem tawm cov kev cuam tshuam hauv av. Nws yog tsuas yog siv los txheeb xyuas cov kav dej hauv av thiab kab, thiab tseem siv rau kev tshawb nrhiav archaeological.
Channel hom hlau ntes: tus ntes no yog hom channel, nrog rau txoj siv conveyor. Nws tso cov khoom kom kuaj pom ntawm txoj siv conveyor rau kev ua haujlwm. Thaum nws pom cov khoom hlau uas ua tau raws li qhov yuav tsum tau ua, nws yuav ua kom sai. Qhov ntsuas no muaj qhov tseeb siab, feem ntau yog li ntawm {{0}}.5 ~ 3.0 hli. Nws yog tsuas yog siv rau kev tshawb nrhiav kev nyab xeeb ntawm zaub mov, tshuaj, khaub ncaws, khau, hnab thiab lwm yam khoom.
Qhov rooj thav duab hom hlau ntes: hom kev ntes no kuj yog qhov chaw kuaj xyuas qhov rooj uas peb pom txhua hnub. Nws tsuas yog ua rau hauv lub qhov rooj hom, thiab qee qhov kev ceeb toom ua haujlwm tau ntxiv. Nws yog tsuas yog siv los txheeb xyuas seb tib neeg lub cev nqa cov khoom siv hlau thiab cov khoom siv hluav taws xob, thiab nws yog siv rau kev soj ntsuam kev ruaj ntseg ntawm chaw nres tsheb, tshav dav hlau, chaw tsim khoom, chaw, thiab lwm yam.
