【单选题】Which statement about composite is NOT TRUE according to the tex?
A. A composite is composed of two or more individual materials. B. A composite combines the properties not displayed by any singl
A. A composite is composed of two or more individual materials. B. A composite combines the properties not displayed by any singl
Naturally-occurring materials such as wood and bone are not composites.
举一反三
- A composite is composed of two (or more) individual materials, which come from metals, ceramics, and polymers.
- A composite is composed of two (or more) individual materials, which come from metals, ceramics, and polymers. A: 正确 B: 错误
- According to source, composite materials divided into: （） A: conductive composite materials B: natural composite materials C: artificial composite materials D: damping composites
- Composite materials are mixtures of two or more materials._
- According<br/>to the ratio between composite materials and structural weight, which<br/>of the following used most composite materials? ____. A: F-22 B: A380 C: A400M D: B787
内容
- 0
Fiber reinforced polymer mainly refers to composite materials. If carbon fiber is embedded in epoxy resin, the strength of the composite will be increased.
- 1
Most composite materials consist of a selected or reinforcing material and a compatible resin to obtain the specific characteristics and properties desired.
- 2
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.。（ ）
- 3
The<br/>safety coefficient of the capacity of composite materials is usually<br/>____ times of metal materials. A: 0.8-0.9 B: 1.0-1.25 C: 1.15-1.2 D: 1.5-2.0
- 4
Define a composite material. Give an example of a composite material.