Destroying the remaining stocks of variola is seen by some countries as the final chapter in eradicating the disease to prevent the risk of accidental release.
一些国家认为，销毁剩余的天花病毒库存是消除这种疾病以防止意外释放危险的终章。
U.S. scientists estimate nearly 5 million barrels of oil leaked from the damaged well, making it the largest accidental release of oil into the seas in history.
美国科学家估计将近500万桶石油经受损油井泄漏出来，造成历史上最大的海上漏油事故。
Any accidental release of fluorine could also be an issue: fluorine is a toxic and corrosive gas and, at high concentrations, can retard plant growth and damage teeth and bones.
氟气的任一次意外泄漏也都可能造成问题。氟气是一种有毒的腐蚀性气体，而且，在高浓度时，能阻碍植物生长并，损伤牙齿和骨骼。
Such an increase can be of a meteorological origin and need not be due to an accidental release of radioactive materials from the nuclear power stations.
但环境辐射水平增加并不一定是由于核电站意外泄漏放射性物质，亦有可能与气象因素有关。
Prevent Accidental Release – Plug All Open-end Connections or Sample Draws Used Less Than Once Per Week.
用堵头堵住所有接头的开口端及使用频率少于一周次的取样点。
Prevent Accidental Release – Plug All Open-end Connections or Sample Draws Used Less Than Once Per Week.
用堵头堵住所有接头的开口端及使用频率少于一周次的取样点。
应用推荐