The researchers tested their cloak's ability to hide a steel cylinder.
研究人员用钢制圆柱体对隐声外罩进行了测试。
The carrier gas is often store in a steel cylinder with pressure and flow regulators.
载气常常装在带压力和流速调节器的不锈钢瓶里。
Introduce the transformation and the difference of the treatment of steel cylinder system.
着重介绍武钢氧气公司的气瓶处理系统改造前后的系统差异和对比。
Design separate cylinder with steel.
钢制蒸汽分汽缸的设计。
Design separate cylinder with steel.
钢制蒸汽分汽缸的设计。
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