There are several ways of measuring happiness in countries, all inexact, but this pearl of Central America does stunningly well by whatever system is used.
测量国家是否幸福快乐的方法有好几种，所有的都尽不准确，但是无论用什么方法，这颗中美洲的明珠依然闪耀其中。
The system solves the temperature measuring problem of multi-points in distributed location by using a central computer and a lot of distributed computers.
该测温系统利用分布的多台下位机，通过选择合适的测温传感器，并采用调制解调器进行数据传输，解决了温度测量中的多点和分布的问题。
As the drilling style, this system introduces fly drilling technology whose central device is exact speed measuring unit to achieve dynamic-drilling on-line.
制孔方式方面采用以精密测速单元为核心的位移跟随技术，实现在线动态制孔。
As the drilling style, this system introduces fly drilling technology whose central device is exact speed measuring unit to achieve dynamic-drilling on-line.
制孔方式方面采用以精密测速单元为核心的位移跟随技术，实现在线动态制孔。
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