登陆题目详情
单选题 When an engineer has designed a new product, a model of the design is built to assure the manufacturer that the design is really workable. Building a model is often expensive, but the tools for starting actual production are so expensive that the manufacturer cannot risk the investment without having tested the design by ______
学科：23-24-2工程学科英语
时间：2024-05-26 14:46:21
相关题目
相关作业
题目1单选题
Khaki uniforms are made in both cotton and wool materials. The word khaki is an Urdu or Hindi word meaning dust. A fairly wide range of shades are referred to as khaki, but all khaki looks ______A. warmB. IndianC. militaryD. dusty
题目2单选题
Iron is of prime importance in tool making, weaponry, transport facilities, construction, and machinery. Because of its unmatched magnetic properties, iron provides the cores that are used in all electric generators, and the production of electricity on any large scale would be impossible without it. Although gold, silver, and some other metals cost more and are also used in industry, iron is the most ______A. expensiveB. vitalC. rareD. dispensable
题目3单选题
When an engineer has designed a new product, a model of the design is built to assure the manufacturer that the design is really workable. Building a model is often expensive, but the tools for starting actual production are so expensive that the manufacturer cannot risk the investment without having tested the design by ______A. a modelB. a factoryC. an engineerD. a survey
题目4单选题
The uses of water are increasing rapidly, and there is cause for concern. One hopeful area of research in providing more water is in ______A. better weather reportingB. removing salt from sea waterC. lowering water costD. snow surveys
题目5单选题
There are vast stretches in southern Italy where there used to be nothing but a few shepherds' huts. In this region, there are now high chimney stacks, large water tanks, large cranes, and other paraphernalia of modern factories. Southern Italy has become ______A. industrializedB. internationalizedC. democraticD. class-conscious
题目6单选题
Competition among different steel manufactures is nothing new; but, until recently, there seemed to be a question of whose steel would be used, not a question of whether steel as such would be used. Now that function once served exclusively by steel are being served also by light metals, concrete, or plastics, the entire steel industry is finding itself in competition with ______A. governmentsB. other materials manufacturing industriesC. individual steel companiesD. steel producers abroad
题目7单选题
Before the Industrial Revolution, buyers generally dealt directly with the manufacturer, who crafted the product by hand, shoes were made to order by a bootmaker, clothing was hand-tailored, furniture was hand-made, and so on. But with the developments of the Industrial Revolution, goods were mass-produced by machines, and the manufacturer and buyer became ______A. widely separatedB. one and the sameC. partnersD. dissatisfied
题目8单选题
Many of us could make our homes safer if we had better lighting. We should learn from the experience of industry, which has often found that better planning of plant lighting has resulted in ______A. more salesB. fewer accidentsC. higher wagesD. cleaner buildings
题目9单选题
In the port cities of London, Liverpool, and Le Havre, the water depth varies greatly between low tide and high tide, wet docks, or basins, have been built in these places. The walls of these concrete docks have gates that operate to maintain a navigable water level when ______A. the tide is lowB. no ships are nearC. the dock is crowdedD. dry docks are scarce
题目10单选题
Iron is produced commercially on every continent and on many islands. The United States is one of the major producers of iron. Although some metals seem more valuable, iron is the most important metal in the world. The great industrial development of the United States has made use of tremendous quantities of iron. It is fortunate that its domestic supply is so ______A. largeB. deepC. expensiveD. localized
下载 题海APP
拍照搜题更快捷
- 海量题库
- 无搜索限制
- 快捷拍照搜题
