A fair electronic auction system is proposed,which is based on an efficient group signature and bulletin board.
基于一个群签名方案及公告牌,设计了一个新的密封投标的电子拍卖系统,利用群签名的性质,系统具有可保护投标人的投标价和防止中标人抵赖的特点,而使用公告牌使得在网络中能更方便地进行拍卖,并且使得本协议满足可撤销性及只用一次注册。
Basing on the moving of railway-crossing trigger,the sign-brand in the display can be moved basipetally.
反光道岔显示器(B型),利用扳道器拨叉的转动,带动显示器箱体内指示牌上下移动,进而显示出黄色、绿色信号,使得司机在60米外就能清晰观测到道岔直道、弯道状态,对避免窜道现象的发生有着重要意义。
Meal times are shown on the notice board.
告示牌上写有用餐时间。
The sign says "Parking Forbidden".
告示牌上写着"禁止停车"。
The rates of exchange are on the board, sir.
先生，请参考告示牌的外币兑换价。
The courier pinned a notice on the hotel notice board .
服务员在告示牌上贴了一条通知。
The sign said, `Danger: falling rocks'.
告示牌上写着:‘危险, 前面有滚石’
No vacancies, eg on a hotel sign.
客满（如旅店告示牌的字样）.
Cindy: Was it the Mandarin chart or the Billboard chart?
辛蒂:是中文排行榜还是告示牌排行榜？
The secretary took down the notice he had put on the noticeboard.
秘书从告示牌上取下他以前放上去的布告。
Picnickers are requested not to leave litter behind, eg on a notice.
野餐者不得随地丢弃垃圾（如告示牌上所示者）.
See poster on notice board for complete conditions of entry.
参加竞赛的详细规定请见告示牌的海报。
Signs explaining common sense guidelines will be put up.
(届时),还会竖起一些介绍安全常识的告示牌。
Sherman Grome's crap game was listed on the big board at six.
大告示牌上列出谢尔曼?格罗姆的掷骰子游戏是在6点钟。
The city council agreed to put up a sign at the dangerous corner, with a warning saying "Go Slow".
市政议会一致赞成在容易出事故的街角竖写有“车辆慢行”的告示牌。
Please post this important message on your notice board so that all the students can read it.
请把这张重要的通知贴在告示牌上, 以便全体学生都能看到。
For warning an offending player,the umpire shows him a green card.
裁判出示绿牌表示警告犯规球员。
The Trademark Strategy of Advertisement;
试论广告的品牌策略——耐克广告给我们的启示
This sign warns people of the dangers of swimming too far out.
这个标示牌警告人们游得太远会有危险。
A sign or notice for display in a public place.
布告标语牌为在公共场合展示的通知或标语