【简答题】What are (or is) not the conditions on which the substitutional solid solution form? A) The solute atoms and the solvent atoms are of similar size. Specifically, the size oftheir atoms do not differ b...
【单选题】Which one is an approach of solid model in CAD ?
A.
) Construction solid geometry (B) Orthographic representation
B.
) Wire-frame model (D) Design model
【单选题】Which of the following is the fact concerning resource recovery?
A.
The solid wastes can be cheaply recycled.
B.
Resource recovery has become a significant vein of resource.
C.
Governmental intervention is very important to solve the problems of recycling.
D.
Solid waste management only involves collection and disposal.
【单选题】混凝土板构件蒸养制定养护制度:蒸养最高温度不超过( )°C。
【单选题】Which statement concerning the lashings of containers with solid bar or wire rope lashings is TRUE ________.
A.
Stack weights should be less when using a solid bar lashing as compared to a wire lashing
B.
Stack heights may be increased when using a solid bar lashing
C.
Stack heights should be reduced when using a solid bar lashing
D.
Solid bars should be used for lashing the first tier only,with wire lashings on the higher tier(s)
【单选题】Which of the following is wrong about solid waste
A.
The harmful substances contained in the solid wastes can enter directly into the soil through weathering and surface flow.
B.
The leachate of solid wastes can only cause the pollution of surface water.
C.
Air pollution is caused by solid particles with small sizes and toxic gases released during the decomposition or combustion of solid wastes.
D.
Livestock manure and organic waste are pathogenic microorganisms habitat and breeding grounds, they may lead to the spread of disease.
【单选题】Which of the following should NOT belong to “municipal solid wastes”?
C.
commercial solid waste
【单选题】60139混凝土板构件蒸养制定养护制度:蒸养最高温度不超过()°C。
【单选题】Which of the following should NOT belong to “industrial solid waste”?
A.
oil industrial solid waste
C.
Metallurgical solid waste
【多选题】Which is not municipal solid waste?
C.
Food industry solid waste