该服务热线发现，64%的男性和24%的女性咨询者在打电话前没有阅读产品使用手册。
The service found that 64% of its male callers and 24% of its female callers had not read the instruction manual before ringing up.
初次使用本机的用户，请阅读此章，了解本使用手册中用到的特殊符号和表示方法。
Initial users should read this chapter to understand special symbols and designations used in this manual.
初次使用本机的用户，请阅读此章，了解本使用手册中用到的特殊符号和表示方法。
Initial users should read this chapter to understand special symbols and designations used in this manual.
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