The minimum concentration of a vapor in air which can form an explosive mixture is called the().
A、auto-ignition point
B、flash point
C、lower explosive limit (LEL)
D、threshold limit value (TLV)
A、auto-ignition point
B、flash point
C、lower explosive limit (LEL)
D、threshold limit value (TLV)
A、vapor to oxygen B、the flammable limit concentration C、the autoignition concentration D、the lower explosive limit concentration
A、concentrated high and the double bottoms empty B、concentrated low and the double bottoms empty C、evenly distributed vertically with the double bottoms full D、concentrated and with the double bottoms full
A、concentrated high and the double bottoms empty B、concentrated low and the double bottoms empty C、evenly distributed vertically with the double bottoms full D、concentrated and with the double bottoms full
A、concentrated high and the double bottoms empty B、concentrated low and the double bottoms empty C、evenly distributed vertically with the double bottoms full D、concentrated and with the double bottoms full
A、Concentration of weight aft B、Concentration of weight forward C、Concentration of weight amidships D、Concentration of weight at both ends of the vessel
A、evenly distributed vertically and the double bottoms are full B、concentrated low and the double bottoms are empty C、concentrated low and the double bottoms are full D、concentrated high and the double bottoms are empty
A、evenly distributed vertically and the double bottoms are full B、concentrated low and the double bottoms are empty C、concentrated low and the double bottoms are full D、concentrated high and the double bottoms are empty
A、evenly distrubuted vertically and the double bottoms are full B、concentrated low and the double bottoms are empty C、concentrated low and the double bottoms are full D、concentration high and the double bottoms are empty
A、A.vapor to oxygen B、B.the flammable limit concentration C、C.the autoignition concentration D、D.the lower explosive limit concentretion