钍射气 钍射气的英文 英语翻译 thoronthoronthorium emanation; thoron 拓展翻译 涂钍灯丝thoriated filament涂钍钨丝极thoriated emitter; thoriated tungsten filament涂钍阴极thoriated cathode钍thoriumTh; thorium钍DD thorium钍THthorium钍XX thorium钍后元素transthorium element钍矿thorite钍试剂thorin钍铈混合造影剂actinophor钍衰变系thorium decay series钍系元素thorides钍照片thoriagram随机映射stochastic mapping髓质辐射线radii medullares髓质射线medullary rays隧道发射tunnel emission索马吉氏反射Somagyi's reflex钛射线titanium rays