26- Climbers may experience difficulty breathing in the rarefied air at high altitudes.
27- at high altitudes of Tibet it is difficult to breathe.
28- A pair on patrol and one at high altitude on overwatch.
29- Ma says his runners do well because they train at high altitude and are given special herbal tonics to help them recover.
30- Climbers may experience difficulty breathing in the rarefied air at high altitudes.
31- Objective: To explore the effects of open repair for congenital heart septal defect through subaxillary verticalthoracotomy at high altitude.
32- Its adaptability means that it can survive at high altitudes, in semi-arid areas, and in rocky areas as well as in forests.
33- Its adaptability means that it can survive at high altitudes, in semi-arid areas, and in rocky areas as well as in forests.
34- Because most of the species of Rhododendron Subgenus Hymenanthes locate at high altitude in southwest of China, it is very difficult for us to collect and plant them.
35- Objective To study the effects of inhaling liquid oxygen on hemodynamics at high altitude.30. Methods Experimental Wistar rats were randomly divided to four groups:normal control gro up, high altitude hypoxia group, plain soman intoxication group and soman intoxication combined hypoxia group.
36- at high altitudes of Tibet it is difficult to breathe.
37- Comets, being weak, fragment at high altitudes.
38- You have to live at high altitude for years before your body adapts.
39- You have to live at high altitude for years before your body adapts.
40- The operation principles of adjustment programs and circuits of the fuel regulation system for a ramjet engine at high altitude are introduced in detail. The measuring methods are also described.
41- Objective: To observe the neurotoxicity of hypoxia at high altitude in combination with soman intoxication .
42- at high altitudes it is difficult to breathe.
43- You must check in at desk 25 an hour before take-off.30 The flight began in July but was delayed for two weeks until early August following initial problems with take-off at high altitudes.
44- at high altitudes it is difficult to breathe.
45- at high altitudes of Tibet it is difficult to breathe.
46- They were flying at high altitude.
47- The Darwaz ( Uygur tightrope walking at high altitude ) is now widely known at home and abroad.
48- At that high altitude, suddenly, very close to you was a rattler, shrilly rattling his tail, giving a warning.21, He opens a tub and, using a long-handled hook, picks up a classic black and brown diamond-patterned rattler.
49- Potatoes could get by with only a touch of sunshine or warmth, and they thrived at high altitudes.
50- Objective: To observe the neurotoxicity of hypoxia at high altitude in combination with soman intoxication .
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