“Penny Black Stamp”的概念、定义、翻译、参考文献-科学参考

单词	Penny Black Stamp
释义	Penny Black Stamp Encyclopedia 工学邮资凭证释 Penny Black Stamp黑便士 1840年英国发行的世界上第一枚邮票。5月1日发售，5月6日正式使用。面值为1便士，用黑色油墨印制。
随便看	drug management system drug manufacturer drug metabolism drug metabolizing enzymes analysis drug moxa stick drug nomenclature drug non-clinical pharmacodynamics research drug physical stability testing drug physiological stability testing drug-plasma protein binding study drug poisoning drug pool's management system drug pre-treatment by ultrafiltration technology drug pretreatment techniques for equilibrium dialysis method drug prevention drug pricing management drug protection drug provision and security system drug quality drug rapid inspection drug raw materials testing Drug-Receptor Interaction Theory drug reevaluation drug rehabilitation drug resistant gene

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