(a) (see quot. 1893 at sense 7b; (b) a cylindrical conductor surrounding part of a wire anode (in an ionization chamber or proportional counter)…
| 单词 | θ79367 |
| 释义 | the world > matter > physics > atomic nucleus > radioactivity > ionizing radiation > [noun] > measuring instrument > protection for (1) guard tube1892 (a) (see quot. 1893 at sense 7b; (b) a cylindrical conductor surrounding part of a wire anode (in an ionization chamber or proportional counter)… |
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