computer animated video clip of a pulse monitor superimposed over a beating heart - 活體器官 個影片檔及 b 捲影像00:19
computer animated video clip of a pulse monitor superimposed over a heart and other various bones and body parts - 活體器官 個影片檔及 b 捲影像00:21
computer animated video clip of a pulse monitor superimposed over a heart and other body parts - 活體器官 個影片檔及 b 捲影像00:21
computer animated video clip of a strand of dna rotating around a medical symbol - 活體器官 個影片檔及 b 捲影像00:12
computer animated video clip of a human body being classified followed by the medical symbol - 活體器官 個影片檔及 b 捲影像00:18
computer animated video clip of a strand of dna superimposed over an image of a human body - 活體器官 個影片檔及 b 捲影像00:18
computer animated video clip of a strand of dna superimposed over an image of a human body - 活體器官 個影片檔及 b 捲影像00:18
computer animated video clip of a strand of dna superimposed over images of the human body - 活體器官 個影片檔及 b 捲影像00:18
prisoner moves in to a cell at a cell block / uk / guard walks new prisoner up stairs to a cell / prisoner walks in cell / guard locks door /... - 活體器官 個影片檔及 b 捲影像00:31
making wood byproducts such as cellulose, rayon, and paper, and experimenting with peeled veneers from logs / united kingdom - 活體器官 個影片檔及 b 捲影像00:24
regulating water flow as it's flowing down a mountainside pipeline / perthshire, scotland, united kingdom - 活體器官 個影片檔及 b 捲影像00:48
macro needle and cells with researcher preparing to extract material / united states - 活體器官 個影片檔及 b 捲影像00:11
macro needle extracting cells from an egg on high resolution / united states - 活體器官 個影片檔及 b 捲影像00:36開始
cu demonstration of the use of mercury during stem cell research / united states - 活體器官 個影片檔及 b 捲影像00:25
macro needle puncturing and extracting material from cell on high magnification / united states - 活體器官 個影片檔及 b 捲影像00:42
td researcher sorting supplies in harvard university lab / boston, massachusetts, united states - 活體器官 個影片檔及 b 捲影像00:12美國
zo researcher extracting fluid from jar using pipette / boston, massachusetts, united states - 活體器官 個影片檔及 b 捲影像00:48
pan researcher looking into microscope at harvard university lab / boston, massachusetts, united states - 活體器官 個影片檔及 b 捲影像00:11
ms researcher loading centrifuge in harvard university lab / boston, massachusetts, united states - 活體器官 個影片檔及 b 捲影像00:23
neutron absorbing control rods being removed slowly from the bepo reactor at harwell / oxfordshire, england - 活體器官 個影片檔及 b 捲影像00:28
storing nuclear fuel rods of uranium and plutonium safely / harwell, oxfordshire, england - 活體器官 個影片檔及 b 捲影像00:38
animated graphic of radiation being emitted after the nucleus splits into two, leading to criticality / united kingdom - 活體器官 個影片檔及 b 捲影像01:17
animated graphics showing an atom's electrons, neutrons, protons and nucleus / united kingdom - 活體器官 個影片檔及 b 捲影像00:44
october 1, 1931 montage experts discover two headed turtle / gainesville, florida, united states - 活體器官 個影片檔及 b 捲影像00:28
1950s cu animation depicting what happens to atoms in the production of nuclear energy / united states - 活體器官 個影片檔及 b 捲影像00:32