countdown time 中文意思是什麼

countdown time 解釋
倒數計數時間
  • countdown : n. 1. （火箭、核彈等準備發射、爆炸時的）時間計算（階段）；（火箭、核彈發射、爆炸前）計時系統。2. （雷達的）回答脈沖比；（電視的）脈沖分頻[脫漏]。3. 讀數，示度；計數損失[漏失]。
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  1. The system paper generated is through randomly choice question from database, and question database partition by study content. the system also provide countdown timer. candidates are required to submit the paper before timeout or system will submit automatically at time end. score will be calculated at once after submital, and so everything is worked to meet purpose of paperless system

    本系統試卷的生成是通過對現有題庫內題目的隨機抽取而組成的，題庫按學習內容的章節劃分，系統提供了倒計時功能，考生既可以在規定時間內主動交卷也可在考試時間到后系統自動交卷，交卷后系統立即判卷給出分數，從而達到無紙化考試的目的。
  2. What s more, simple concurrent programming has been available on essentially all unix hosts since at least 1988, which is when ksh standardized its " co - processes. " if you save the ksh source in listing 1, below, as ex1. ksh and then run it, you ll see a " countdown " - " ten, nine, eight, etc. " - display, then the result of the ksh subprocess : " all done. " in practice, you might use something like this for a long - running chemical calculation or database retrieval : launch the operation as a subprocess, but keep users informed about what s going on or how much time is left before completion

    此外，至少自1988年以來，基本上已經在所有unix主機上實現了簡單的並發編程，在1988年這一年ksh對其「協同進程（ co - process ） 」進行了標準化。如果您將下面清單1中的ksh源代碼保存為ex1 . ksh ，然後運行它，您會看到「倒計時」顯示： 「十、九、八，等等」 ，然後看到ksh子進程的結果： 「 all done 」 。實際運用中，您可能會對長期運行的化學計算或數據庫檢索使用類似這樣的操作：啟動操作作為子進程，但是讓用戶始終知道操作的進展或完成之前還剩多少時間。
  3. Gt3d set precise time, with a few countdown lcd display

    Gt3d ：時間設定精確，有順數倒數lcd顯示
  4. Teacher can preset automatic countdown time for simulated exam, it may stop

    教師可以設定自動截止答題時間或以手動隨時截止測驗時間
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