They provided an early indicator of trouble at investment Banks, although they became distorted as more and more firms scrambled to hedge or speculate.
虽然它们被越来越多公司用于对冲或投机因而产生歪曲，但但仍可提供投资银行遇到麻烦的早期征兆。
2
The writers depict the principle of measurement of the indicator and inquire into the common problems in the choice of its model, its installation and trouble-shooting and their solution.
笔者介绍了该料位计的测量原理，探讨其在选型、安装及故障处理方面的常见问题及解决方法。
3
There are working indicator and trouble shooting indicator on the outer casing and the block, This made it easy to watch the operating state of the machine.