- 重点词汇
- hepron.他，它;一个人;
- haveaux. 用以构成完成式及完成式的不定式，表示已经…;
- butconj.但是;而是;除了;只因为;
- not always不一定;
- principlesn.原则;原理;道义;节操;原则( principle的名词复数 );准则;工作原理;[P-]（基督教科学派信奉的）神圣的原理;
- act up（病痛等）复发;炫耀;行动倔强;（机器等）功能失常;
- highadj. 高的;高尚的，崇高的;高音调的;高级的，高等的;
- toprep. 向，朝着;到;关于;属于;
- doesconj.做，有用，工作;
- 相关例句
The PV 20 CB is a normally closed, diaphragm actuated, spring loaded, direct acting regulator.
PV20CB是一种通常处于关闭状态, 隔膜驱动, 弹簧负载, 直接作用的调节阀.
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Combustion Control for Annealing Furnace is direct acting the Quality of Zinc Sheet.
退火炉的燃烧控制直接决定了镀锌板质量.
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Organic fertilizers are slow-acting. They can be used in combination with quick-acting chemicals.
有机肥是慢效肥料, 可以和速效化肥结合使用.
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Its quick acting performance of the whole governor is incomparable to other servo driving system.
其整机的速动性能是其他伺服驱动系统无法相比拟的.
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It connects to pressure-operated servo systems and single-acting power cylinders.
它连接到的压力,经营的伺服系统和单代理权气瓶.
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The acting force between the turning arm bearing and the planetary disc is analyzed.
分析了转臂轴承与行星盘的作用力.
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David Paulison, a top Homeland Security official, is now the acting head of FEMA.
国土安全部高级官员大卫·保利森现在代理联邦紧急措施署署长.
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Richard Watson is acting head ofof management information systems at the University of Georgia.
理查德沃森是佐治亚大学管理信息系统系主任.
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理查德·沃森是佐治亚大学管理信息系统系主任.
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The EP 4000 can be used with both spring return and double acting actuators.
EP4000系列电气阀门定位器能用于单动作型和双动作型执行机构.
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