?????????1???21???????(? ???????? ???????)“????50mm/s,???????3°????????????5°,??2-5N???????????????……”1????????21??????????,???????,?????????????????????????,?,????????????????????,????

?????????????????????????????“???????”,????“????”???????????????“???”????“??????????”???????????,??“????”“????”“???????????”“????”“????????????????”??“??”???????,????????????,?????????????????????????

??????????? ????????????? ????????

?????“90????????????”,??????“????????????????????????????????”10??“?????”,??????,??“B??”,???

9?????????????,????,???????,???????????????????????????,?????????????????????????,???,????????????,????“????????????”????????????,??????

?????,?,??,???“??????????????”??“?????????”?

“?,????????,????????????,?????????????????????????,??,????????????,??,???????????????????,??”???????

???????????,????????????????10000??,???????????“???????”,??????“?????”?

?,??16?,???????134????????????????????????,????465??????????????

??????“??????????????0.5??????”????????????????????

???,??,???????????250????,??60??,????100%?(?)

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