材料科技英语喵查铺子-Page 2

中国大学MOOC答案

单选题：UHPC exhibits excellent rheological behaviors, improved in mechanical and ( ) performance with very high compressive strength, and non-brittleness behavior.

单选题：UHPC exhibits excellent rheological behaviors, improved in mechanical and ( <b> </b> ) performance with very high compressive strength, and non-brittleness behavior.

A、durability B、chemical C、physical D、formability 喵查答案：durability ……继续阅读 »

中国大学MOOC答案

单词 “set” 用于水泥材料，指的是 ( )。

A、放置 B、固定 C、凝结 D、设置喵查答案：凝结 ……继续阅读 »

中国大学MOOC答案

The metals and ceramics have a similar structural feature on the atomic scale: they are ( ), which means that their constituent atoms are stacked together in a regular, repeating pattern.

A、amorphous B、crystalline C、solids D、noncrystalline 喵查答案：crystalline ……继续阅读 »

中国大学MOOC答案

In a glass, short-range order is retained, long-range order is ( ).

A、remained B、present C、kept D、lost 喵查答案：lost ……继续阅读 »

中国大学MOOC答案

The central feature of crystalline structure is that it is regular and ( ).

A、random B、unordered C、repeating D、amorphous 喵查答案：repeating ……继续阅读 »

中国大学MOOC答案

Ferroelectricity of donor-doped barium titanate ceramics is lost at a certain temperature, and this temperature is called ( ).

A、the critical temperature B、the Curie temperature C、the glass transition temperature D、the melting point 喵查答案：the Curie temperature ……继续阅读 »

中国大学MOOC答案

A silicon crystal doped with boron creates a p-type semiconductor. This doping is known as ( ).

A、donor doping B、acceptor doping C、adding impurities D、addition doping 喵查答案：acceptor doping ……继续阅读 »

中国大学MOOC答案

In a solid solution, solute atoms substitute for lattice atoms. This solid solution is ( ).

A、interstitial solid solution B、substitutional solid solution C、alloy D、either substitutional solid solution or interstitial solid solution 喵查答案：substitutional solid solution ……继续阅读 »

中国大学MOOC答案

Ferroelectricity of donor-doped barium titanate ceramics is lost at a certain temperature, and this temperature is called ( ).

A、the critical temperature B、the Curie temperature C、the glass transition temperature D、the melting point 喵查答案：the Curie temperature ……继续阅读 »

中国大学MOOC答案

判断题：Keeping the amount of waste, especially toxic waste that may result from processing of the original product, to a minimum should be the first step.

A、正确 B、错误喵查答案：正确 ……继续阅读 »

中国大学MOOC答案

判断题：Glass is obtained by cooling a melt slowly.

A、正确 B、错误喵查答案：错误 ……继续阅读 »

单选题：UHPC exhibits excellent rheological behaviors, improved in mechanical and ( ) performance with very high compressive strength, and non-brittleness behavior.

单词 “set” 用于水泥材料，指的是 ( )。

The metals and ceramics have a similar structural feature on the atomic scale: they are ( ), which means that their constituent atoms are stacked together in a regular, repeating pattern.

In a glass, short-range order is retained, long-range order is ( ).

The central feature of crystalline structure is that it is regular and ( ).

Ferroelectricity of donor-doped barium titanate ceramics is lost at a certain temperature, and this temperature is called ( ).

A silicon crystal doped with boron creates a p-type semiconductor. This doping is known as ( ).

In a solid solution, solute atoms substitute for lattice atoms. This solid solution is ( ).

Ferroelectricity of donor-doped barium titanate ceramics is lost at a certain temperature, and this temperature is called ( ).

The raw materials are mixed thoroughly and then sintered ( ) a temperature of 1400 ℃ in a kiln.

表示 “不含铅” 或 “无铅的” 意思的词是 ( )。

A silicon crystal doped with boron creates a p-type semiconductor. This doping is known as ( ).

In a solid solution, solute atoms substitute for lattice atoms. This solid solution is ( ).

判断题：Keeping the amount of waste, especially toxic waste that may result from processing of the original product, to a minimum should be the first step.

判断题：Glass is obtained by cooling a melt slowly.