单词:vacuum plate casting
单词:vacuum plate casting 相关文章
2017 、 边缘处理 edging 2018 、 链条 chain 2019 、 链传动 chaindrive 2020 、 链轮 chainwheel 2021 、 链轮齿 sprocket 2022 、 镗孔 boring 2023 、 錾 chisel 2024 、 关锁装置
This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one
ARI SHAPIRO, HOST: One of the ingredients a successful Broadway show needs is a talented cast. That starts with talented casting directors, the people who can see a Tony-winning star in the making, say, when a performer walks into an audition as a co
KELLY MCEVERS, HOST: The next story started when a director and producer from a tiny theater in Portland, Ore., posted a message on Facebook. He was outraged that the estate of Edward Albee wouldn't grant him rights to produce Who's Afraid Of Virgini
There are more than 26 thousands casting companies in China, accounting for half of all the global manufacturers of casting products. But the traditional method of handmaking castings is heavily reliant on human resources and energy, and can produce