This paper presents the lateral vibration experiment of two shaft system plants on a shafting test bed.

在船舶轴系试验台上对两种轴系布置方案进行了轴系横向振动实验。

youdao

Coal bed joints are a widespread structure in coal beds. They are important objective in study of shaft structure and also a very important engineering geological factor.

煤层节理在煤层中普遍发育，它不仅是矿井构造研究的重要内容，同时也是极其重要的工程地质因素。

youdao

The mode shapes of the high-speed shaft in rotating test-bed for rocket engine within working excited frequencies were studied.

研究了火箭发动机高速旋转试验台高速轴在工作激振频率内的振型。

youdao

The average coal-bed methane shaft in Wyoming produces only about 166, 000 cubic feet (4, 700 cubic metres) of useful stuff each day.

ECONOMIST: Energy supplies