【正文】 （浙江省嵊州市剡山小學 陳潔敏） 2《山雨》教學設(shè)計 學習目標 1．有感情地朗讀課文，背誦自己喜歡的部分。 ( 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)。 拜訪古橋，朗讀體驗 （ 1）下面，讓我們跟著作者，一起去拜訪他的第一位老朋友。 4．掌握本課 8 個生字，理解新詞的意思，摘錄好詞好句。M anipulator is now used as a indust rial r obot s in use, t he contr ol bj ectives of t en appear oft en in industr ial aut omation. I ndustr ial automation t echnol gy has gr adually m at ur ed, as mat ur e a t echnol gy line has been r apid developm ent in industr ial aut omation as a separ at e subject . M anipulat or application began t o f ilt er int o welding, logistics, mechanical pr ocesing, and ot her indust ries. Especially at high or ver y low t em per at ures, f ul of poisonous gases, high r adiation case, r obot in sim ilar cir cum st ances showed gr eat use also br ings gr eat convenience t o t he st af f. Pr ecisely because of t his r obot t o get people39。 M anipulator is now used as a indust rial r obot s in use, t he contr ol bj ectives of t en appear oft en in industr ial aut omation. I ndustr ial automation t echnol gy has gr adually m at ur ed, as mat ur e a t echnol gy line has been r apid developm ent in industr ial aut omation as a separ at e subject . M anipulat or application began t o f ilt er int o welding, logistics, mechanical pr ocessing, and ot her indust ries. Especially at high or ver y low t em per at ures, f ul of poisonous gases, high r adiation case, r obot in sim ilar cir cum st ances showed gr eat use also br ings gr eat convenience t o t he st af f. Pr ecisely because of t his r obot t o get people39。請同學們一起讀課文第 3 自然段。 ( 2) Dist ribut ed Contr ol Sys tem ( 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 and developm ent r equir em ent s f or f ast dat a pr ocessing m akes it invented t he puter. The m en brought in t erm s of har dwar e t here, using a high level of st andar dization, can use m or e pat ibilt y t ools, is a r ic h sof t war e r esour ces, especially t he need f or imm ediacy in oper ational syst em s. So t he put er can eff ectively cont r ol is us ed t o cont rol and m eet it s peed, on t he vir t ual m odel, r eal t ime and in putational r equir em ents. Dist ributed system start ed wit h a cont rol syst em f or indust rial aut om at ic nst r ument used t o contr ol, whereas now it is sucessf uly developed int o indust r ial cont rol puter used as a centr al colect ion and distr ibut ion syst em and t ransit ion of dist ributed contr ol system in analogue handling, loop cont rol, has begun to r ef lect t he use of a huge advant age. Though dist ribut ed system has gr eat advant ages in loop r egulation, but only as a means of cont inuous process cont rol. Optimization of PLC is t he cor esponding r elay needs was bor n, it s m ain use in t he wor k or der contr ol, early pr imary is r eplaced r elay t his hulking system, f ocused on the switch contr oling t he r uning order of funct ions. M ar ked by the microprocessor in t he early 1970 of t he 20t h century emerged, m icroelectronics t echnol gy has developed r apidly, people soon microelect ronics pr ocessing t echnol gy wil be used in t he Pr ogrammable Logical Contr oler ( t hat is 讀一讀，體會作者當時人樹相融的感受。 2．感受山雨帶韻味，體會作者對山雨的喜愛，領(lǐng)略大自然的秀美。 背誦積累，提升感悟 選自己喜歡的句子或段落背下來。s m oder n i dust rial aut om at ion t echnol gy t he subst antial incr ease in t he level of industrial aut om at ion, plet ed t he per fect r elay of t he put er t oo m uch. I n t erm s of contr oling t he put er showed his t wo gr eat advant ages: ( 1) each of t he har dware can be installed on one or m ore micr opr ocessor s。 （ 2）誰能把自己讀得最流暢的一段讀給大家聽？ 師隨機糾正，重點點撥。 3．學習作者善于運用比喻、擬人、想象等手法來抒發(fā)情感的方法。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。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