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- Objective To develope an alarmer using beep-pager to detect and dispose the failure of superconductive magnetic resonance's liquid helium refrigerator. 目的 为了在超导型磁共振液氦制冷系统发生故障后能及时发现和处理 ,研制传呼报警装置。
- closed-cycle cascade helium refrigerator 闭合循环级联式氦致冷器
- Reverse Brayton cycles of helium, the primary form of helium refrigeration, are widely used in cryogenic engineering. 在大量的科学研究和低温工程领域中,氦气制冷技术被广泛应用,逆布雷顿制冷循环则是其主要的循环制冷方法。
- I'm saving up for a refrigerator. 我在省钱买一台电冰箱。
- Mary put a lot of food in the refrigerator. 玛利把许多吃的放在冰箱里了。
- A refrigerator was then a luxury. 那时候冰箱是种奢侈品。
- This is a refrigerator of distinction. 这是一台优质电冰箱。
- The refrigerator is not functioning well. 冰箱有点问题。
- Perishable food should be stored in a refrigerator. 易腐的食物应储存在冰箱里。
- helium refrigerator 氦制冷机
- The boys made away with the contents of the refrigerator. 男孩子们把冰箱中的食物吃得精光。
- Helium and neon are inert gases. 氦和氖为惰性气体。
- helium refrigerator 氦冷冻机
- A sun-powered refrigerator has been developed by two Israeli engineers. 一个用太阳能的电冰箱已由两位以色列的工程师发展成功了。
- The antimatter equivalent of helium. 反氦与氦等价的反物质
- I opened only two bottles but more were in the refrigerator. 我只打开了两瓶,但还有很多在冰箱里
- The power failure brought the refrigerator to a rest. 停电致使冰箱停止运转。
- Helium was discovered on the sun. 氦是在太阳上发现的。
- Most big balloons are now filled with helium. 现在许多大气球中充的是氦气。
- A fountain of helium spurt out of the tube. 有一股氦的喷泉从小管中喷出。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries