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Environmental two engineers work at water source to check for contaminants in water sources and analyzing water test results for reuse.World environment day concept.
Environmental two engineers work at water source to check for contaminants in water sources and analyzing water test results for reuse.World environment day concept.
Engineers controlling a quality of water ,aerated activated sludge tank at a waste water treatment plant
Environmental engineers work at wastewater treatment plants,Water supply engineering working at Water recycling plant for reuse
Environmental two engineers work at water source to check for contaminants in water sources and analyzing water test results for reuse.World environment day concept.
Environmental two engineers work at water source to check for contaminants in water sources and analyzing water test results for reuse.World environment day concept.
Environmental engineers inspect water quality,Bring water to the lab for testing,Check the mineral content in water and soil,Consultation to solve the problem of chemical contaminated water sources

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ID Video có sẵn: 1096785143

Environmental engineers inspect water quality,Bring water to the lab for testing,Check the mineral content in water and soil,Consultation to solve the problem of chemical contaminated water sources

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