Composite materials are structured materials composed of two or more macroscopic

第1题

在Scopus数据库中，检索有关“复合材料（composite materials)模拟（simulation)研究进展”的文献，合理的检索式为：

A、composite materials and simulat*

B、composite materials and simulation and research

C、composite materials and simulat* and research

D、composite materials and simulation

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第2题

7、在Scopus数据库中，检索有关“复合材料（composite materials)模拟（simulation)研究进展”的文献，合理的检索式为：

A.composite materials and simulat*

B.composite materials and simulation and research

C.composite materials and simulat* and research

D.composite materials and simulation

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第3题

在Scopus数据库中，检索有关“复合材料（composite materials)模拟（simulation)研究进展”的文献，合理的检索式为：

A.composite materials and simulat*

B.composite materials and simulation and research

C.composite materials and simulat* and research

D.composite materials and simulation

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第4题

Composite materials have been in existence for many centuries. The earliest man-made composite materials were straw and mud combined to form bricks for building construction.

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第5题

A composite is composed of two （or more) individual materials, which come from metals, ceramics, and polymers.

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第6题

Engineering materials may be further subdivided into（)

A.Metal

B.Ceramics

C.Composite

D.Polymers

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第7题

With a view to improving hybrid performance, you can use composite materials to reduce wei

ght.

A．Y

B．N

C．NG

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第8题

With a view to improving hybrid performance, you can use composite materials to reduce weight.

A.Y

B.N

C.NG

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第9题

A composite material is a material made from two or more constituent materials with signif

icantly different physical or chemical properties that, when combined, produce a material with characteristics different from the individual components.

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第10题

复合材料（Composite materials）的概念是由（）或（）不同性质的材料，通过物理或化学的方法，在宏观上组成具有新性能的材料。

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第11题

The two major problems with posterior composite resin materials are（)A．wear resistanceB．

The two major problems with posterior composite resin materials are()

A．wear resistance

B．bulk fracture due to lack Of tensile strength

C．difficulty in attaining a good proximal contact

D．difficulty in sealing the gingival margin of a classⅡpreparation

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Composite materials are structured materials composed of two or more macroscopic phases. 这句话的意思是复合材料是由两种或两种以上的微观相组成的的结构材料（）