11.   The oddity of the readiness measuring system is that forces involved in actual military operations score lower under it.

12.   They also contend the Nielsen measuring system is antiquated and subject to error.

13.   Two measuring systems that Wolpe developed have become very popular in the field.

14.   In fact, U.N. scientists say, there is no accurate way to compare air quality in world cities because of differing pollutants, weather patterns and measuring systems.