According to William Cline of the Peterson Institute for International Economics in Washington, DC, at least 4% of the world's grain is used to make ethanol for fuel.
根据皮特森国际经济研究所(位于华盛顿哥伦比亚特区)的威廉姆·克莱恩的研究，世界粮食至少4%被用于制造酒精燃料。
Listing 4: Updated dc: subject to use controlled vocabulary.
清单4：更新dc：subject以使用受控词汇表。
Listing 5: Updated dc: subject to use controlled vocabulary in Listing 4, repeating label property.
清单5：通过重复使用lable特性，更新dc：subject以使用清单4中的受控词汇表。
You can power 4 outlets on and off using a convenient top-panel button, or connect a DC remote trigger to toggle the switched outlets automatically (cable provided).
您可以功率4点上下车方便使用前面板按钮，或连接远程触发直流切换开关插座自动(电缆提供)。
The numbers and activation status of splenic DC were observed by flow cytometry 1,2,3, and 4 weeks after the HSC transplantation.
应用流式细胞仪分析和比较两组移植后1，2，3及4周小鼠脾脏内DC的数目、活化状态和随时间变化的DC动力学。
Then, in chapter 4 of this thesis, the reliability analysis on the DC sensor based on magnetic potential self-balance and feedback compensation is processed.
然后，本文在第四章对磁势自平衡回馈补偿式直流传感器进行了可靠性分析。
Each time other psionic characters within this range attempt to manifest a power, they must succeed on a DC 17 Will save or pay 4 more points than they otherwise would for each power manifestation.
范围内的其他灵能人物若要展现灵能，必须通过DC17的意志豁免或者为每个异能等级额外支付4点灵能点费用。
Railway applications - Fixed installations - DC switchgear - Part 4: Outdoor d. c. disconnectors, switch-disconnectors and earthing switches.
铁路应用- - -固定安装- - -DC开关设备- - -第4部分：室外d .c分连接器，开关-分连接器和接地开关。
Plucking the leaves requires 4 consecutive DC 20 concentration checks.
另外，采摘叶子时，要求连续4次通过DC20专注鉴定。
Plucking the leaves requires 4 consecutive DC 20 concentration checks.
另外，采摘叶子时，要求连续4次通过DC20专注鉴定。
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