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- The Principle to Select Protection Relay for Motor 如何选择电动机保护继电器
- In this thesis, the reaction such as tritylation, p-tosylation, chlorization and acetylation were used in the selective protection of the hydroxyls of carbohydrate. 本论文通过三苯甲基化反应、对甲基苯磺酰化反应、氯代反应及乙酰化反应研究了糖中羟基的选择性保护，同时还研究了糖番的合成及甲壳素的降解反应。
- A few protection types for VCB operation over-voltage are analyzed and compared, and some suggestions for selecting protection types in engineering design are given. 分析比较了在高压厂用电系统中保护真空断路器操作过电压的几种方式，提出在工程设计中采用何种保护方式的建议。
- She subscribes to an animal protection society. 她捐款给一个动物保护协会。
- We subscribe to an animal protection society. 我们定期捐款给一个动物保护基金会。
- She helped to select a dress for Ruth. 她帮着给露丝选了一件衣裳。
- The young in our society need careand protection. 我们社会的年轻人需要受到关怀和爱护。
- She only stays at select hotels. 她只住一流旅馆。
- He was paying out half his profits as protection. 他把所得利润的一半交给歹徒作为保护费。
- Can student willfully select the course? 学生可以随意选择课程吗？
- They lobbied on the environmental protection issue. 他们就环境保护问题在议员中进行了游说。
- A thin jacket is a poor protection against cold. 一件单薄的夹克衫不足以御寒。
- The settlers banded together for protection. 移民联合起来保护自己。
- A select group were invited to the wedding reception. 一群经过挑选的人士被邀请参加婚宴。
- He's devoted his whole life to the protection of the rare animals. 他终生献身于珍稀动物的保护。
- Select the drive in which you want to store the document. 选择想把文件存储在其中的驱动器。
- A thin coat gives little protection against the cold. 一件薄上衣没有什么御寒作用。
- Our shops select only the very best quality produce. 我们商店都是精选的质量最高的产品。
- Any payment exacted for protection. 勒索的钱财强逼某人支付的保护费
- A place offering protection and safety; a shelter. 避难所提供保护及安全的场所; 庇护所
