送交者: 田野 于 2010-08-14, 18:58:29:

回答: polar HRM is good 由 true 于 2010-08-14, 18:41:20:

• mine is model A1, only $50 several years ago. (无内容) - true (0 bytes) 2010-08-14, 19:49:38 (475029)
  • 就是，只要大致准确就行了 (无内容) - 田野 (0 bytes) 2010-08-14, 20:42:24 (475045)

加跟贴