Ingeniero bajo control del acondicionador de aire de torre de enfriamiento de la industria es enfriador de aire de torre de enfriamiento de agua HVAC de gran edificio industrial para controlar el sistema de aire, usando máscara para proteger la contaminación. - Foto e imágenes de stock

Engineer under checking the industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system ,wearing mask for protect pollution.

Engineer under checking the industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system ,wearing mask for protect pollution.

Engineer under checking the industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system ,wearing mask for protect pollution.

Engineer checking blueprint of industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system ,wearing mask for protect pollution.

Industry engineer under checking the industry cooling tower air conditioner is water cooling tower air chiller HVAC of large industrial building to control air system

Worker under checking the waste water treatment pond industry large to control water support industry ,wearing mask for protect for virus and pollution.

Engineer dock worker apply alcohol gel to clean hand for protect covid-19 virus spread to worker and engineer in dock container ,wearing face mask to safe from virus and pollution.

Portrait worker under inspection and checking production process on factory station by wearing safety mask to protect for pollution and virus in factory.

Worker under checking the waste water treatment pond industry large to control water support industry ,wearing mask for protect for virus and pollution.

Portrait workers under inspection and checking production mask manufacture process on station by wearing safety mask to protect for pollution and virus in factory

Portrait woman worker under inspection and checking production process on factory station by wearing safety mask to protect for pollution and virus in factory.

Portrait engineer under inspection and checking production process on factory station by wearing safety mask to protect for pollution and virus in factory.

A Manager and dock worker under discussion about dock container shipping warehouse document, they wearing safety uniform hard hat ,face mask and hold radio communication.