If oxygen equipment is not used, the limen altitude (阈限高度)inducing hypoxic hypoxia for most people is()
A.15000 feet
B.1000 feet
C.10000 feet
- · 有4位网友选择 A,占比40%
- · 有3位网友选择 C,占比30%
- · 有3位网友选择 B,占比30%
A.15000 feet
B.1000 feet
C.10000 feet
A、synonymy
B、hyponymy
C、meronymy
D、metonymy
A、William Shakespeare
B、William Langland
C、Edmund Spenser
D、Geoffrey Chaucer
A、9.7%
B、22.1%
C、12.3%
D、77.9%
A、The long pipe keeps your hand away from the flame so you never get burned.
B、The safety catch makes it easy to operate.
C、You don’t have to worry about children playing with it.
D、The color is attractive to children.
A、Consciously breathe at a slower rate than normal.
B、Consciously force yourself to take deep breaths and breathe at a faster rate than normal.
C、Breathe at a slower rate by taking very deep breaths.
A、The hypoxia caused by the lack of oxygen at high altitude.
B、The hypoxia caused by the damaging of the ability to carry oxygen of the blood.
C、The hypoxia caused by the impotence of the tissue to adopt the oxygen in the blood.
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