Fit and weld metal parts or sections together to fabricate boilers, vessels, tanks, heat exchangers, piping and other heavy-metal products.
安装和焊接金属部件或部分在一起，用于制造锅炉，容器，储罐，热交换器，管道和其他重金属产品。
Set up and operate heavy-metal working machines such as brakes, rolls, shears, flame cutters and drill presses to cut, shape and form metal into parts or sections.
设置和操作重金属工作机器，如刹车片，轧辊，剪板机，火焰切割机和钻床，来切割，塑型和成型金属零件或部分。
The alloys were mostly handpicked from heavy mineral separates of the chromitites, and a few of them can be found in thin sections of chromitites.
这些合金矿物主要通过人工重砂选矿提取的，少数合金在矿石光片中可以见到。
The theoretical models for investigating the fusion mechanism of heavy nucleus collisions and calculating the formation cross sections of superheavy nuclei have been introduced.
介绍并讨论了研究超重核合成的主要理论模型以及近年来在研究重核熔合机制和超重核合成理论模型方面的进展。
Dragons longer than 15 sections are heavy and difficult to dance with. These longer dancing dragons are more for decoration than performances. There are also fire dragons.
十五节以上的龙就比较笨重，不宜舞动，主要是用来观赏，这种龙特别讲究装潢，具有很高的工艺价值。
Many calculation results show that the code can do fair predictions of the nuclear reaction cross sections for the medium heavy nuclei.
通过对一系列核的计算表明，该程序可以较好地预言中重核核反应激发函数。
It required three spools, each containing approximately 900 feet of number 27 Heavy Formvar wire for the primary sections.
这个工作需要三个线轴，每个上面有900英尺27号线来绕制初级绕组。
The process of doing this is known as guarding a section. The first and last sections of a heavy reference work may be guarded in this way.
一本厚书的最先和最后的书帖就需用这个称为书帖护脊的方法处理。
The process of doing this is known as guarding a section. The first and last sections of a heavy reference work may be guarded in this way.
一本厚书的最先和最后的书帖就需用这个称为书帖护脊的方法处理。
应用推荐