2017版气体测量手册第4部分涡轮流量计是1985版的修订版。已经进行了实质性的更改，并进行了大幅扩展，以纳入涡轮流量计技术的最新行业知识。本手册主要用于培训工程师、技术人员和其他不熟悉气体流量测量的人员。它描述了操作原理、操作特性和应用，以及安装规范、校准、测试和维护程序。还包括轴流涡轮流量计的流量计算示例。

This 2017 edition of Gas Measurement Manual, Part 4, Turbine Meter, is the revision of the 1985 edition. Substantial changes have been made and vastly expanded to incorporate the latest industry knowledge on turbine meter technology. The manual is primarily for training engineers, technicians, and other personnel who are new to gas flow measurement. It describes the theory of operation, operating characteristics and applications, as well as installation specifications, calibration, testing and maintenance procedures. Examples of calculations of flow by axial flow turbine meters are also included.