这种塑料在高温下的安全性是否已检测过？ Has this plastic been tested for safety in great heat?
在数据保密学中，对一个计算机系统的安全性的攻击，用以测试安全的有效性及暴露弱点。 In data security, an attack on the security of a computer system, undertaken to test the effectiveness of the security and to highlight any areas of weakness.
内部和外部包过滤器和一台单向定位的bastion主机的配置提供很好的安全性。 The configuration of internal and external packet filter and a single home bastion host provide very good security.
这种新飞机正在接受安全性能检验。 The new aircraft is undergoing safety tests.
