您要查找的是不是：
- Descent rescue device 救生缓降器
- Field Drilling Rescue Device Operation Menu. 钻井救生装置安全操作规程。
- Laryngeal Mask Airway and Bougie Intubation Failures: The Combitube as a Secondary Rescue Device for In-Hospital Emergency Airway Management. 喉罩和探针插管法失败后:食管-气管导管可以作为医院内紧急气道处理的备选安全设备。
- This versatile rescue device is extended by hand. As an ice rescue device, it provides positive buoyancy to the victim and patient head protection during extrication. 这种救护吊索有多种功能，作为冰川的救护装置，可以为伤员提供提升力，在救护的过程中保护病人的头部。
- Emergent rescue device for machine room-less elevator 无机房电梯的紧急救援装置
- Here there is a gradual descent to the sea. 这里有个通向海的缓坡。
- Rescue device of forced landing for pilots in air accidents 飞行员遇险迫降急救装置
- There was a descent of temperature after rain. 雨后气温下降了。
- Chemical Reagent Commonly Used in Mine Rescue Device 矿山救护仪器中普遍使用的化学药剂
- He traces his descent back to an old norman family. 他追踪自己的世系上溯至一个古老的诺曼家族。
- A new rescue device designed for wells with small diameters 新型小径深井救捞装置
- The army rode with whip and spur to their rescue. 战士们快马加鞭地赶去营救他们。
- Many Americans are of English descent. 许多美国人的祖籍是英国。
- The bank plan a rescue operation for the company. 银行计划对这个公司采取挽救措施。
- Hour after hour passed without rescue forthcoming. 时间一个小时一个小时地过去了，营救人员仍然没有来。
- The spectators watched the descent of the balloon. 观看的人瞧著气球降落。
- Melodic ascent and descent of pitch. 旋律的变移声调旋律的上升或下降
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- Have you read the article about the rescue of the hostage? 你看了关于营救人质的文章了吗？
- If took ten men to wrestle the device into place. 用了10个人才把那台装置挪动到位。
