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bI(y)ʹ׃lc늙C(j)r(sh)ҪעĆ}时间2017-04-19 转载 ڹI(y)ʹìF(xin)׃lc늙C(j)bľxԴ·֞NrԴh(yun)xоxͽx20mԃ(ni)x20-100mоx100mϞh(yun)x ׃lݔ늉βкдCɷ֣иߴC(hu)ʹ׃lݔ늙C(j)@Ml(f)ᣬa(chn)(dng)ٽ^ϻ߀ܓp늙C(j)ͬr(sh)NlʵC(hu)gl(f)䲻ͬğo늸ɔ_߀܌(do)O(sh)`(dng)ϣ׃lڱ늙C(j)ĸa(chn)F(xin)gƣ׃l늙C(j)֮gҪһx׃l늙C(j)֮g20mԃ(ni)Ľxֱc׃lB(du)׃l늙C(j)֮g20m100mоxBҪ{(dio)׃ldlʁpCɔ_(du)׃l늙C(j)֮g100mϵh(yun)xBҪmȽdl߀Ҫbݔ늿 ڸ߶Ԅ(dng)ĹSĿұO(jin)еĿO(sh)׃lϵy(tng)̖(ho)ҲҪ͵п׃lλĿƣ_(ti)c׃l֮gֱBͨ^0-5/10v늉̖(ho)һЩ_P(gun)̖(ho)M(jn)п׃lĸl_P(gun)̖(ho)늴ݗ䌦(du)늿̖(ho)(hu)a(chn)һЩɔ_ҲһҪ^R׃lĿ҃(ni)׃lcĿҾxh(yun)һc(din)Բ4-20ma̖(ho)һЩ_P(gun)Bxh(yun)Բrs485ͨŷʽB߀ҪLxͨg^_(d)1kmľxùwB_(d)23km֮h(yun)ͨ|BԺؘܷ(gu)ɶ༰(q)(dng)ϵy(tng)Ķ(sh)F(xin)/ĺͬƵҪcĿǰеĬF(xin)ϵy(tng)Bӌʹ(sh)(j)׃QʴߡĿc׃lC(j)֮gľxLڿs׃l늙C(j)֮gľxԱøӺIJָϵy(tng)ܡ ֮b׃lr(sh)ҪCϿ]Ŀҡ׃l늙C(j)֮gľxMpCӰ߿Ƶķ(wn)ԡ |