accidental action meaning in Chinese

偶然作用

" knock " can denote an accidental action which hurts or breaks something .
“knock”可指意外的动作，可造成伤痛或毁坏东西。
Actions on structures - part 9 : accidental actions
对结构的作用.第9部分:意外作用
" knock " can denote an accidental action which hurts or breaks something
“ knock ”可指意外的动作，可造成伤痛或毁坏东西。
Eurocode 1 : basis of design and actions on structures - part 2 - 7 : actions on structures ; accidental actions due to impact and explosions ; german version env 1991 - 2 - 7 : 1998
欧洲法规1 .支承结构设计和对结构作用原理.第2 - 7部分