static circular eyepiece close up of laboratory light microscope sharp focus on honeybee leg tarsus and pollen setae beside soft blurred segment against yellow field, apiculture entomology science nature b roll footage, 4k. - 環境科學 個影片檔及 b 捲影像00:06
static circular eyepiece close up of laboratory light microscope racking focus on honeybee leg joint and feathered pollen setae hairs against glowing yellow light field, apiculture entomology science nature b roll footage, 4k. - 環境科學 個影片檔及 b 捲影像00:09
static circular eyepiece close up of laboratory light microscope racking focus from blur to sharp on honeybee leg with bristles and tarsal claws against warm yellow light field, apiculture entomology science nature b roll, 4k. - 環境科學 個影片檔及 b 捲影像00:06
static circular eyepiece close up of honeybee forewing marginal cell and branching veins with microtrichia under light microscope against yellow field, apiculture entomology science nature discovery b roll footage, 4k resolution. - 環境科學 個影片檔及 b 捲影像00:05
water quality inspector documenting environmental monitoring results near drainage pipes - 環境科學 個影片檔及 b 捲影像00:22
wide shot environmental scientist monitoring water quality near drainage culverts - 環境科學 個影片檔及 b 捲影像00:10
wide shot of scientist in yellow hazmat suit sampling wastewater at drain pipe - 環境科學 個影片檔及 b 捲影像00:08
back view of scientist in yellow hazmat suit walking in stream towards drainage pipes - 環境科學 個影片檔及 b 捲影像00:07
scientists in hazmat suits collecting wastewater sample near drainage outlets - 環境科學 個影片檔及 b 捲影像00:06
two scientists in hazmat suits sampling wastewater near concrete drainage pipes - 環境科學 個影片檔及 b 捲影像00:08
environmental scientist walking in green forest carrying tech equipment for fieldwork - 環境科學 個影片檔及 b 捲影像00:15
