Science, Том 134John Michels (Journalist) American Association for the Advancement of Science, 1961 Since Jan. 1901 the official proceedings and most of the papers of the American Association for the Advancement of Science have been included in Science. |
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... laboratory . * Repeats : duplicate samples sent to the laboratories without their knowledge . Samples from the same animal included in two different trials . Samples from the same animal included twice in the same trial . § Opportunity ...
... laboratory . * Repeats : duplicate samples sent to the laboratories without their knowledge . Samples from the same animal included in two different trials . Samples from the same animal included twice in the same trial . § Opportunity ...
Стр. 861
... LABORATORY USE A many - purpose yet inexpensive unit , designed for both classroom and research laboratory use . Undergraduate students find it particularly desirable because of its simple - to - operate controls . However , the ranges ...
... LABORATORY USE A many - purpose yet inexpensive unit , designed for both classroom and research laboratory use . Undergraduate students find it particularly desirable because of its simple - to - operate controls . However , the ranges ...
Стр. 26
John Michels (Journalist). Abstracts on four Laboratory investigations , OPTICAL COMMUNI- CATIONS Gordon Jacobs , an Electronics Laboratory communications en- gineer , recently reported that a ruby laser burst system using 350 watts of ...
John Michels (Journalist). Abstracts on four Laboratory investigations , OPTICAL COMMUNI- CATIONS Gordon Jacobs , an Electronics Laboratory communications en- gineer , recently reported that a ruby laser burst system using 350 watts of ...
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Millipore | 640 |
DETERMINATION | 654 |
Particles containing lead in both soluble | 672 |
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