单词 magnetorheological 的意思是 ( )。
A ( ) is an integral material to satisfy the user requirements, which are not attainable by the individual constituents.
“impact strength”意思是 ( )。
Landfilling is the（ ）desirable method of dealing with municipal solid waste.
( ) means converting waste materials into new materials and objects to save energy and lower greenhouse gas emissions.
Multi-layer antireflective coatings deposited by sol-gel methods have been demonstrated ( ) many substrates including glass.
UHPC exhibits excellent rheological behaviors, improved in mechanical and ( ) performance with very high compressive strength, and non-brittleness behavior.
单词 homogeneity 的反义词是 ( )。
Communicating means to share ( ) with others by speaking.
( ) of light in solar cells generates electron–hole pairs.
The main disadvantage of C/C composites is their low ( ) resistance.
多选题：The objectives of presentation to persuade are: ( ).
单选题：单词homogeneity 的反义词是 ( )。
单选题：In polycrystalline ceramics, the resistance of ( ) is higher than that of grains.
单选题：Thermoplastics require to make them formable and after cooling, ( ) the shape they were formed into.