黄色视频欧美一级/欧美操逼。/色多多成人黄app在线观看/天天插天天射

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???????????λ??????????????100m???20cm
2015-06-19 13:14:41   ????????   ?????0   ?????

??????????????Я?????????λ?????????????????????BM1422GMV????????2015??5???????2?100????????????????????????100m????λ????????????0 2m???????????????????????????μ???????1 5m??

??????????????Я?????????λ???????????????????“BM1422GMV”??????2015??5???????2?100????????????????????????100m????λ???????????±0.2m???????????????????????????μ?????±1.5m??

 ???????????λ??????????????100m???20cm

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???????????????????2013??2????????????????????????в????????????“MI??Magneto-Impedance?????”???????????????MI?????????????????????????????иж??1??????????????ж???????????????????????β???????????????????????????????

??????MI?????????????????????A-D??????????????·???????????λ??????????±0.3?????￡?????????0.15mA??100Hz?????????????????±1.5?????￡?????????3.5mA??

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