Avoid dust formation. Avoid breathing vapours, mist or gas. Ensure adequate ventilation. For personal protection see section 8.
避免粉尘生成。避免吸入蒸汽、烟雾或气体。保证充分的通风。个人防护措施详见第8部分。
Failure of the heart to maintain adequate blood circulation, marked by labored breathing, engorged blood vessels, and edema.
心脏代偿失调：指心脏无力维持足够的血液循环，特征是呼吸缓慢而困难，血管充血和水肿。
Rapid assessment of the maternal airway, breathing, and circulation and ensuring an adequate airway avoids maternal and fetal hypoxia.
快速地确定母体气道、呼吸及循环的情况并且确保足够的气道供气能避免母体和胎儿缺氧。
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