【正文】 Cwlgf40z28yx%B9T:/kqL)181。 ( 2) t he of ficial designer of t he sof t war e wr itng content cont rol is all about. Now in sever al ways in t he cont ext of indust rial aut om ation can of t en be seen in t hr ee ways: ( 1) Pr ogr amm able Logical Cont roler (r ef err ed t o as I PC)。 2．感受作者所描寫的境界，激發(fā)學生類似體驗，培養(yǎng)學生熱愛自然、親近自然的美好情感。 ( 2) t he of f icial designer of t he soft war e writ ing cont ent contr ol is all about . Now in sever al ways in t he context of indust rial aut omat ion can oft en be seen in t hr ee ways: (1) Pr ogr amm able Logical Cont roler ( referr ed t o as I PC) 。 讀通課文，學習字詞 （ 1）學生自由讀，看誰能把課文讀正確，讀 流暢。 作者用擬人化的手法，把自己對老橋的深厚感情，生動地傳達給了我們讀者。~F36D(+SG7K anipulat or contr ol m ode and programm able cont r oler s int r oduct ion 2. 1 Select discusion wit h m anipulator contr ol 2. 1. 1 classif ication of contr ol r elays and discr et e electr onic cir cuit can contr ol ld industr ial equipm ent, but also more m on. M ainly t hese t wo r elatively cheap and you can meet t he oldf ashioned, sim ple ( or sim ple) industr ial equipm ent. So he can see t hem now, however t hese t wo cont r ol m odes ( r elay and iscrete electr onic cir cuit s) ar e t hese f at al f laws: ( 1) cannot adapt t o t he plex logic contr ol, ( 2) only f or t he cur rent pr oj ect, he lack of patibilt y and ( 3) not r ef or ming t he system wit h equipm ent im provements. Spring f or t he developm ent of China39。 ③第 6 自然段：難點是體驗作者是在用心地感受。 這種類體驗，你們也有過嗎？和同學交流交流。今天我們要學的課文就是作者細致觀察、用心傾聽后描繪的自然景觀。 3．學習作者通過聯(lián)想和想象來表達獨特感受的方法。 ④第 7 自然段：一場 突如其來的雨，給作者帶來了意想不到的驚喜，也使我們感受到大自然真是變幻莫測，令人陶醉。 感受幻境，體會寫法。 ①第 4 自然段：重點點撥對樹的有關句子的體驗。 （ 2）一進山，一眼就看到這座古橋，老朋友相見，作者心里默默地對他訴說些什么呢？請同學們在書上畫出有關句子。 （ 2）揭題：今天，我們首先跟著一位作家，走進山林，去拜訪他的朋友。s at tent ion began t o be a high degree of developm ent. Labor ates, working condit ions, labor int ensive aspect s of pr om ot ing developm ent. Bot h at hom e and abroad t o develop t he PLC ( pr ogr amm able logic contr oler) is in various special cir cum st ances and under special condit ions et f or m echanical devices. Now t ur ned on t he developm ent of t he micr oelect r onics aut omatic contr ol t echnol gy and t he r apid development of t he t r ains, t he success of PLC har dwar e soft war e and simulation cont rol win big and sucessf ul developm ent, now continues t o develop as a f act or y aut omation standar ds. Because r obots are good evelopm ent of t he t echnol gy makes a good opt imization of pr oductive capit al, and r obot shows t his unique advantages, such as: has good patibilt y, wide availabilt y, har dwar e is plete, and pr ogr amming t hat can be mast er ed in a short tim e, so in t he cont ext of indust rial PLC applications becam e ubiquit ous. M anipulator in m any developed count ry agr icult ur e and industr y has been applied, such as t he use of m echanical harvesting lar ge ar eas of f arm land, r epeat ed oper at ions on t he highspeed line t hat uses a r obotic arm , and so n. Today, t he high level of aut omation bined wit h r estr ictions on t he m anipulator development level is slight ly lower t han t he int er national. The design is m ainly arm welding m achine by PLC Aut om ation contr ol. This of design let designers on i school by lear n of has a m ust of consolidat ion, underst and has some usually didn39。~F36D(+SG7K anipulat or contr ol m ode and programm able cont r oler s int r oduct ion 2. 1 Select discusion wit h m anipulator contr ol 2. 1. 1 classif ication of contr ol r elays and discr et e electr onic cir cuit can contr ol ld industr ial equipm ent, but also more m on. M ainly t hese t wo r elatively cheap and you can meet t he oldf ashioned, sim ple ( or sim ple) industr ial equipm ent. So he can see t hem now, however t hese t wo cont r ol m odes ( r elay and iscrete electr onic cir cuit s) ar e t hese f at al f laws: ( 1) cannot adapt t o t he plex logic contr ol, ( 2) only f or t he cur rent pr oj ect, he lack of patibilt y and ( 3) not r ef or ming t he system wit h equipm ent im provements. Spring f or t he developm ent of China39。s at tent ion began t o be a high degree of developm ent. Labor ates, working condit ions, labor int ensive aspect s of pr om ot ing developm ent. Bot h at hom e and abroad t o develop t he PLC ( pr ogr amm able logic contr oler) is in various special cir cum st ances and under special condit ions et f or m echanical devices. Now t ur ned on t he developm ent of t he micr oelect r onics aut omatic contr ol t echnol gy and t he r apid development of t he t r ains, t he success of PLC har dwar e soft war e and simulation cont rol win big and s ucessf ul developm ent, now continues t o develop as a f act or y aut omation standar ds. Because r obots are good evelopm ent of t he t echnol gy makes a good opt imization of pr oductive capit al, and r obot shows t his unique advantages, such as: has good patibilt y, wide avail bilt y, har dwar e is plete, and pr ogr amming t hat can be mast er ed in a short tim e, so in t he cont ext of indust rial PLC applications becam e ubiquit ous. M anipulator in m any developed count ry agr icult ur e and industr y has been applied, such as t he use of m echanical harvesting lar ge ar eas of f arm land, r epeat ed oper at ions on t he highspeed line t hat uses a r obotic arm , and so n. Today, t he high level of aut omation bined wit h r estr ictions on t he m anipulator development level is slight ly lower t han t he int er national. The design is m ainly arm welding m achine by PLC Aut om ation contr ol. This of design let designers on i school by lear n of has a m ust of consolidat ion, underst and has some usually didn39。 ( 2) Dist ribut ed Contr ol System ( DCS f or short ), and ( 3) t he Pr ogram mable Logical Contr oler ( PLC f or shor t). . 2 PLC and t he I PC and DCS cont rast contr ast 1, each of t he t hree t echnologies of or igins