Scientists ___ (research) on this new technology for years, but they still haven't made a major breakthrough. A. have been researching B. had been researching C. are researching D. researched 相关知识点: 试题来源: 解析 A。解析:本题考查现在完成进行时。句子表达科学家们多年来一直在研究这...
Research on A New Technology Integrated Low-cost, Near-zero-energy Solar Greenhousetechnology integrationlow-costnear-zero-energy Solar Greenhouseecological water circulation systemreflective insulation envelopeThis investigation was performed to improve the traditional greenhouse from the high costs, poor ...
In additon, technology can help you easily update your data without having a team of employees doing it manually because manual updates are not efficient and outdated since humans cannot be relied on for accuracy or keeping up with the changes in real-time. We hope that this article has show...
New research on technology and public policy focuses on how seemingly ( )design features, generally overlooked in most analyses of public works projects or industrial machinery, actually mask social choices of profound significance. 问题1选项
4. Please throw the rubbish into different ___(垃圾桶) to keep our city clean. 相关知识点: 试题来源: 解析 3. biology 4. bins 1. **理解题意**: 题目要求根据中文提示,填写合适的英文单词,使句子完整。 2. **分析句子**: - 第3题,句子缺少一个名词,中文提示是“生物”,对应的英文单词是biol...
Forrester Decisions services are uniquely built to give you strategic insights for your role as a business leader in your organization and help you deliver on your functional role as a technology division or department leader. Here’s what’s inside: Stay ahead of changing customer and market ...
Through the research on the water-sensitive characteristics of polyester materials and the creation of an effective adaptation of the pelletizing process, the structure principle of the new type drying (no water) strip-cutting pelletizer designed by our company: using water cooling roller set for ...
解析 A。解析:in recent years(近年来)是现在完成时的时间标志,research和do之间是被动关系,现在完成时的被动语态结构为has/have been + 过去分词,主语是单数,所以选A。B是一般过去时的被动语态,C是现在进行时的被动语态,D是过去完成时的被动语态,不符合题意。
A world-renowned prosthetist, portrayed by Morgan Freeman in the "Dolphin Tale" feature films, met with amputees to discuss the latest technology available to them. Kevin Carroll is credited with developing the first prosthetic tail for a dolphin. Carrol
This paper preliminarily explores the application of digital twin technology in the smoke alarm calibration workshop, expounds the working mechanism of the smoke alarm calibration system, designs the overall framework of the digital twin smoke alarm calibration and monitoring system, uses Siemens NX pla...