关于急性一氧化碳中毒的发病机制哪项不对
A.主要为组织缺氧
B.CO与Hb有较强亲和力
C.COHb失去携氧能力
D.COHb易解离
E.全身和中枢缺氧症状为主
参考答案:D
The complying vessels can transmit ship-to-shore distress alerts by at least().
A.One means, whether satellite or terrestrial techniques
B.Two means, whether satellite or terrestrial techniques
C.Two separate and independent means, each using different radio communication services
D.Two means, such as MF DSC and HF DSC
“海因里希法则”是美国著名安全工程师海因里希提出的,这个法则是:当一个企业有300个隐患或违章,必然要发生29起轻伤或故障,在这29起轻伤事故或故障当中,会有一起重伤、死亡或重大事故。