Sign in
|
English
|
Terms of Use
Dictionary
Forum
Contacts
English
⇄
Chinese
G
o
o
g
l
e
|
Forvo
|
+
source of primary hazard
expl.
第一类危险源
根据能量意外释放论,事故是能量或危险物质的意外释放,作用于人体的过量的能量或干扰人体与外界能量交换的危险物质是造成人员伤害的直接原因。于是,把系统中存在的、可能发生意外释放的能量或危险物质称作第一类危险源
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Add
|
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">
Report an error
|
Get short URL
|
Language Selection Tips