文档可以还原到前一版本。
是否确实要现在取消？如果选择“是”以取消更新，计算机将重新启动并还原到更新前的状态。
If you select Yes to cancel the update, the computer will be restarted and restored to the state it was in before the update.
如果在创建、更新或者删除一个实体bean时发生错误，那么可以还原到数据库的前一状态并且通知用户存在问题。
If an error occurs while creating, updating, or deleting an entity bean, the previous state of the database can be restored, and the user can be notified that there was a problem.
承载生命的地方：还原看到的35亿年前火星的海洋与海岸线。
Life-sustaining: The ocean and shoreline of Mars as it might have looked 3.5billion years ago.
他帮我还原了只是几天前的！
不对称催化硼氢化反应是应用广泛且具有工业价值的反应，其中的硼烷还原前手性酮反应有着举足轻重的作用。
Asymmetric hydroboration is a kind of widely applied and valuable reaction, in which borane reduction of prochiral ketones reaction is an important method.
还原前的聚苯胺的磁化率在不同温度下均为零。
Each of susceptibility of polyaniline before reduction is zero at the different temperatures.
是否确实要现在取消？如果选择“是”以取消更新，计算机将重新启动并还原到更新前的状态。
Are you sure you want to cancel now? If you select Yes to cancel the update, the computer will be restarted and restored to the state it was in before the update.
前置转化步骤还原反应前，沉积金属离子在阴极表面附近或表面上发生转化。
Lead into reduction reaction steps before, deposition of metal ions in the cathode near the surface or on the surface transformed.
氧化态的重整催化剂使用前要经过于燥和还原等步骤。
The oxidation state reforming catalyst should be dried and reduced before application.
记得要还原所有的BIOS设定，回到他们的前设定下列安装。
Remember to restore all the BIOS Settings back to their former Settings following installation.
停机操作前采用碳化钨还原技术及减缓钨丝冷却速度，可将钨丝的寿命提高3 ~5倍。
The tungsten life span is improved 3 to 5 times by reduction of tungsten carbide and decreasing filament cooling rate before switching off the tungsten filament power.
研究结果表明，催化剂的比表面积和孔结构是在还原脱氧过程中产生的，还原前的催化剂可视为无孔隙的致密固体。
The results show that the catalyst specific area and its pore structure is generated during the reduction process and the catalyst before reduction can be regarded as a compact solid with little pore.
在一个方面，该方法包括，在最终加热(例如烹制)前，降低食物物料中还原糖的含量。
In one aspect, the method comprises reducing the level of reducing sugar in a food material before final heating (e. g., cooking).
还原由PUSHD保存的当前目录的前一个值。
Restores the previous value of the current directory saved by PUSHD.
把时间倒转回四百年前，生态学家还原了当亨利•哈德逊及他的船队驶入纽约港口时曼哈顿岛在九月午后的样子。
Turning back the clock by four centuries, ecologists reveal how Manhattan Island appeared on the September afternoon Henry Hudson and his crew sailed into New York Harbor.
该工艺的关键是在还原染料染色前利用等离子技术对PP纤维进行预处理。
The key of the process is the use of the plasma technique as a pretreatment of the PP fabrics before vat dyeing.
PMP柱前衍生法用于还原性双糖的衍生，同样能取得较好的结果。
The use of PMP method in reducing disaccharides gave good results.
还原由PUSHD保存的当前目录的前一个值。
POPD Restores the previous value of the current directory saved by PUSHD.
提出了磷化钼常压制备工艺，包括溶胶-凝胶法制备负载型磷化钼催化剂前体及在常压下以氢氮混合气为还原剂的催化剂前体还原。
Supported phosphorized molybdenum catalyst precursor was prepared by the sol-gel method, and reduced under atmospheric pressure by hydrogen nitrogen mixture for the first time.
介绍了大型合成氨厂低变炉更换催化剂的过程；论述了催化剂的选型要求和装填方法；阐明了催化剂还原过程中从还原前升温到还原初期、主期及末期的操作步骤和要求。
The process to replace the catalyst of shifting furnace was introduced for large-sized ammonia synthesis plant; the requirements of type selection and filling method for catalyst were discussed.
生物还原剂是一种具有肿瘤乏氧靶向性的前药，它会在还原性环境中被还原产生具有细胞毒性的代谢物。
Bio-reductive drugs are pro-drugs that can selectively target the hypoxia cells in tumors. In reductive environment, they are reductively metabolized to generate toxic species.
生物还原剂是一种具有肿瘤乏氧靶向性的前药，它会在还原性环境中被还原产生具有细胞毒性的代谢物。
Bio-reductive drugs are pro-drugs that can selectively target the hypoxia cells in tumors. In reductive environment, they are reductively metabolized to generate toxic species.
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