在一次煤气中毒事故中失去28岁的女儿和女婿后，这名年迈的母亲决定通过人工授精方式再次怀孕。
After losing her daughter, 28, and son-in-law in a gas poisoning accident last year, the age-defying woman decided to get pregnant again, via artificial insemination.
介绍煤气中毒机理和燃气热水器中毒事故的原因分析及预防对策。
The mechanism of gas poisoning, the cause analysis of gas poisoning due to water heater faults and its preventive measures are discussed.
介绍煤气中毒机理和燃气热水器中毒事故的原因分析及预防对策。
The mechanism of gas poisoning, the cause analysis of gas poisoning due to water heater faults and its preventive measures are discussed.
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