Classification of Liquid Fuels – Definitions including（）
A. Flash Poin
B. Flammable Liquids
Combustible Liquids
D. Pulmonary function tests and blood tests
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What are the dust classifications（）
A. Size of aerosol particles
B. Light drizzle
C. Respirable dust
D. Normal atmospheric dusts
The function of autoignition temperature including:（）
A. Concentration of the vapor
B. Material in contact
C. Size of the containment
D. Pollens and other aeroallergens
Which of the following is WRONG in the relation rules（）
A. There is no order on the rows
B. There is no order on the columns
C. Two tuples can be identical in all column values
D. Multi-valued attributes are not permitted
Which of the following Software is NOT DBMS（）
A. SQL Server
B. Oracle
C. Android
D. MySQL
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