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- Hermetic performance should be assured and leaking phenomena should not appear, especially for flammable and explosive gas medium, as well as poisonous and deleterious mediums. （4）保证密封性，不应有泄漏现象出现，尤其是易燃易爆气体介质和有毒有害介质。
- How to seal the display case firmly was a key problem, and the hermetical performance of our experimental display case is unsatisfying, as the limitation of mechanical process technology. 根据现有密封加工技术做出的实验结果表明,文物保存展柜的湿度、紫外线和有害生物控制技术简单易行,有效的控制了三者对书画的影响。
- The performance truly exalted the audience. 演出确使观众情绪高昂。
- I didn't think her performance was up to par. 我认为她表现得不及平时。
- We need a yardstick to measure our performance by. 我们的表现需要一个检验的标准。
- Live performance is the best! I am still keyed up. 现场演出是最棒的！我仍兴奋不已。
- People would not dig down for such a performance. 人们不愿意为这样的演出掏腰包。
- We like to see the performance of dolphins. 我们喜欢看海豚的表演。
- His performance of Hamlet was topnotch. 他扮演哈姆雷特最为出色。
- The singer gave an erratic performance. 演唱者未唱出水平。
- The show will fold after Friday's performance. 星期五演出后就要停演了。
- The little boy's performance is fabulous. 那个小孩的表演真是精彩。
- Their performance was marvelous. 他们的演出太精彩了。
- I complimented her on her skilful performance. 我钦佩她熟练的技艺。
- I like watching the performance of that magician. 我喜欢看那个魔术师的表演。
- It was a rather routine performance. 那是很一般的演出。
- The actress gave a rather wooden performance. 那个女演员的表演相当呆板。
- After a long delay the performance finally started. 演出拖延很久，最後总算开始了。
- Her performance was cheered to the echo. 她的表演获得长时间的喝采。
- Her performance won her much critical acclaim. 她的表演大获评论界赞颂。
