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已應用的篩選器

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免費專用機器視頻

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兩個年輕的同學一起做學校項目

pharmaceutical equipment working. industry modern equipment. pharmacy industry

stone/tile processing machine

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industrial maintenance equipment in a workshop

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智能儿童<unk>接电路板的近距离拍摄

three 3d printers on the table, one of the working on, orange details, black filaments

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close up of film sound recording equipment with microphone boom pole and wind muff shooting movie or video in studio

一個聰明的女生正在做一個教育項目

vhs player video head and videocassette tape, starting playback, close up

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在街上设置摄像机的羊毛帽和太阳镜的红头生产工人

man labeling beer bottle

學生坐在桌子上做學校項目

modern looking medical machine taking reagent and applying it to blood samples in small glass cuvettes for biochemical analysis of serum and plasma in small laboratory

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industrial grinding machine in operation

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自動填充化<unk>品<unk>的管機 - 空管在<unk>道上從加載器自動運送到工作盤與旋轉管模具

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兩個孩子在做工程課題的近距離拍攝

finger pointing on part of automatic paint mixer

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research scientist setting up unit for inspection in workshop of factory

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两名学童在做工程项目的近距离拍摄

钻石切割一个<unk>轮的面在路边疹子后

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戴眼鏡的聰明男孩用鐵和<unk>子<unk>接線

metalworking cnc milling machine.

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白人孩子在电路板套件中测量电流

學生在學校做工程項目

两名儿童正在进行电气施工的近距离拍摄

beer pipeline with sight glass

tools sitting on industrial metal work surface

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cnc machinery

一個慢慢的拖拉機在緊張控制器機器

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centrifuge in a clinical laboratory at work

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3d printing process of black objects

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高科技專業實驗室顯微鏡在辦公室,近距離

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迷你卡车在车库中的机械部件

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industrial machine sealing tubes of cosmetic cream in a manufacturing plant - slow motion

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pharmaceutical manufacturing line. pharmaceutical vials on conveyor line

luxury yacht modern captain bridge with navigation instruments and binoculars

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machine cutting wire for nose metal bridge clip of protective mask

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robot programed to precisely cut a piece of metal

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open tool box on the table

view of empty engineering workshop with cnc machines

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worker twisting screws into metal part. worker assembling industrial unit

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blood samples with barcode slowly rotating and being scanned with barcode reader and laser on a laboratory analyzer in a small medical institution

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automated metal feed line for processing on stamping press? high-tech equipment

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automated metal feed line for processing on stamping pressю high-tech equipment

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graded, medium shot, farm of 3d printers, left printer which is at the beginning of printing blue sprocket in white laboratory

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兩個孩子在做工程課題的近距離拍攝

close-up of gears and belts in a machine

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vintage electrical measuring instrument

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man and woman doing control at brewery

vacuum pump and pressure sensor system

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