The Chinese English education policies, though having some problems, are in conformity with the actual conditions in China and workable through the test of practice.
中国英语教育政策，虽然有一些问题，但实践证明是符合中国实际的，是行之有效的。
2
By test, the variations calculated with the equations are in conformity with the actual values and can be used in engineering calculation.
经验证，该式计算的空拔壁厚变化量与实际值基本一致，可用于工程计算。
3
It specifies the requirements and test methods and provides for the evaluation of conformity of the products with the requirements of this document.