| 释义 |
positron tracer
- contrapositiveadj. 对照的 n. 对换句；质位变换命题
- transpositionn. 调换,变换,移项
- contraceptionn. [医]避孕
- interpositionn. 插入，放入；干涉，介入
- gastroenteritisn. 肠胃炎
- 曳光弹yè guāng dàn
light tracer; flame tracer
- 描图者miáo tú zhě
tracer
- 誊写员téng xiě yuán
tracer
- 阳电子yáng diàn zǐ
positive electron; antielectron; positron
- 正电子zhèng diàn zǐ
positive electron; antielectron; positron
- 绘图工具huì tú gōng jù
tracer
- 示踪原子shì zōng yuán zǐ
tracer element
- 追踪者zhuī zōng zhě
tracer, tracker, trailer
- 靠模铣床kào mó xǐ chuáng
profiler; tracer milling machine
- 触针chù zhēn
contact pilotage; cat whisker; whisker contact pin; tracer needle stylus
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