与前一组测试操作符一样，比较测试操作符是执行错误检查或根据另一个值测试值的简便方法。
Like the previous set of test operators, comparison test operators are a handy way to perform error checking or to test values against another value.
在晚餐开餐前检查所有清洁剂及操作用具是否需要补充，遇到有大型宴会则预先增加人手；
Before dinner, check all cleanser and operation tools to see if supplementation should be made, manpower should be added in advance when big banquet is hold.
在任何流程模型或表格在质量体系项目中采用前，应该仔细检查其对于特定的器械和生产操作适用性和适应性。
Before any model procedure or form is adopted into a quality system program, the applicability and suitability to a particular device and manufacturing operation should be carefully examined.
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