| 单词 | ball-point pen |
| 释义 |
ball-point pen听听怎么读
英 [b?:l p?int pen]
美 [b?l p??nt p?n]
是什么意思 圆珠笔； 英英释义ballpoint pen
学习怎么用 权威例句Ball-point penBall-point penBall point penBall point pen, ink and its eradicator systemMultivariate chemometrics for the forensic discrimination of blue ball-point pen inks based on their Vis spectraInvestigation of ball point pen inks by capillary electrophoresis (CE) with UV/Vis absorbance and laser induced fluorescence detecti...What's on doctors' ball point pens?What's on doctors' ball point pens? : The LancetBall-point pen-lightBall point pensThe analysis of dyes in ball point pen inks on single paper fibres using laser desorption ionisation time of flight mass spectrometr...Ball-point pen deviceUse of reversed-phase thin-layer chromatography for the identification of black inks from board felt markers and ball-point pens
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