离心式压缩机温度保护措施只对压缩机缸、段间进气温度进行保护。
参考答案：错
______ by many well-known experts and film stars, the product was very popular at one time.
A．To advocate
B．Having advocated
C．Advocating
D．Advocated
请用不超过150字的篇幅，概括出给定资料所反映的主要问题。
