| 标题 |
专利、报告等 Password envelope for printing password by bank, has sticking section for shielding copying area, where end face of face paper facing to working face is provided with carbon-free coating layer corresponding to copying area
用于银行打印口令的口令信封，具有屏蔽复印区的粘贴部，面纸面向工作面的端面具有与复印区相对应的无碳涂层
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| DOI |
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cdercder
pluto
SYLH
科研小民工
back you up
子车茗
ceeray23
默默地读文献
昏睡的蟠桃
图图
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佰斯特威
Cactus
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劲秉
踏实无敌
山花浪漫
HEIKU
VDC
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