【简答题】radiation sterilization
【单选题】[6-64]Radiation spreads a fire by ___.火灾的辐射蔓延是指热量通过没有阻碍的空间进行传输。
A.
transferring heat across an unobstructed space 指热量通过没有阻碍的空间进行传输
B.
heated gases flowing through ventilation systems热气流通过通风系统进行传输
C.
burning liquids flowing into another space 燃烧液体到另一空间
D.
transmitting the heat of a fire through the ship’s metal通过金属船体转移火热量
【单选题】The longest river in Britain is __ __. A. Severn B. Clyde C. Bann
【简答题】annihilation radiation
【单选题】内径百分表装有游丝,游丝的作用是 mm。
【简答题】《郑州市文明行为促进条例》规定,公民应当文明生活,倡导( )生活方式,节约水、电、油、气等资源。
【单选题】[单选题]内径百分表装有游丝,游丝的作用是_____mm。
【单选题】which one is not the fate of radiation?
【简答题】annihnation radiation