ֽʩ
һʩ 
1ֽ 
ֽӹʱҪֽӹͼˣϱǷд©ÿָֽҪϱǷﵽҪ󣬾ٰϱųʵƺϸ󷽿ɳӹõĸֽҪƶѷ 
ʩҪֽʱ˽ͼʹܣϸиֽƹ淶ĸֹ涨ԵĸǿȸֽǿȵĸֽҪλĸֽü׷Ƶλͬ⣬֪ͨʱɴ 
1ֽӦྻճŵۡʹǰɾɽճ⡣ 
2ֱֽûе˹ֱֱĸֽоֲ䡢СΣ˺۲ӦʹֽС5% 
3ֽжӦݸֽšֱȺ̴䣬ȶϳϺ϶ϣٺ̸ֽͷԽԼֲġ 
4ֽ乳 
ٸֽ乳ʽֱ֣ΪԲ乳ֱ乳б乳ֽƤƤ졢߳Ȳ䣬γԲߴ粻ϳߴ磬Ӧֵ 
ֱֽΪ2.5dƽֱΪ3dֽ乳ӳȵۼֵתԲ乳Ϊ6.25d,ֱ乳Ϊ3.5d,б乳Ϊ4.9d 
ֽм䲿λ۴ֱDСڸֱֽ5 
۹ĩӦ乳乳ʽӦҪ󡣹Ϊ乳ӳȺֵ֮ͣݹߴڰߴ 
ֽܸϳӦݹߴ硢ȣֵֽ乳ӳȵȹ涨ۺϿǡ 
a. ֱֽϳ=?+乳ӳ 
b. ֽϳ=ֱγ+б䳤ȣֵ+乳ӳ 
c. ϳȣֵܳ乳ӳ 
ֽ밲װ 
ֽǰϤͼֽϱͼֽǷг룬ϸƷߴ硢ͷǷϱ˶󷽿ɽа 
20#˿ֱ12ϸֽ22#˿ֱ10¸ֽ 
1ǽ 
ǽĸֽֽͬ90乳ʱ乳Ӧڡ 
ڲ˫ֽʱֽ֮䣬ӦóԹ̶ֽļࡣ 
ǽʱӦ߿ƴֱȣϸࡣǽˮƽӦ÷ 
Ϊ˱ֽ֤λõȷһˮƽ򹿽㺸Թ̶ǽλãڵ㺸̶ʱҪߴУ 
ǽϽжԤܾӦԤ߼ӽʩͼǽԤֽ׽ӵߣӦͨ·λáװʩͼӹӦѡɺϸĺУ˽ṹֽˮ簲װԤϣܴ© 
2 
ֽ˫ʱŸֽ֮Ӧֱ15mmĶ̸ֽֱֽ25mmʱ̸ֱֽֽͬ 
ڹĽͷӦã򹿽ͷ£ͬǴ빿Ӧ÷ 
۰ĸֽͬ˫ֽӦӦעϲĸֽӽҪֹ£رܡ̨۰壬ҪϸƸλü߶ȡ 
ܰ塢洦ĸֽϣĸֽв㣬ĸֽ£Ȧʱֽϡ 
¥ֽ㣬ӹڼӹûʱͼֽעģɰ¹涨ֽı߿֧1/10LΪ㡣п缰ɰ֧1/6LΪ㡣L?һпȣ 
޿ڵ㴦ֽʮֳʱӦעľҪ30mm֮Ҫ 
߸ֽİͷӦй涨 
1ӳȵĩ˾ֽ۴Сڸֱֽ10ͷλڹش 
2ڣ񼶸ֽͷĩӦ乳򼶸ֽɲ乳 
3ֽӴӦĺ˿Ρ 
4ֽͷĴӳȣӦϽṹҪ 
5ֽĻȣӦϽṹҪ 
6ǰȰͼҪ൯ߣ߰ 
7Ϊ˱ֽ֤λõȷҪ󣬰øֽݺ600֧š 
3ֽӳ 
Ҫ󣬱ֱ18ĸֽȲûеӳͲѹӼֽӳˮƽöԺ绡Ȳõѹڦ25ֽͲѹӡ 
1ԺҪ 
򡢢󼶸ֽĿɺԽϺãӲӦԽϿֻҪ֤ʱӰͽСؼպʵĶ͡ 
Ԥ⺸ʱҪΪһ⣬ƽΪ׼Ԥȳ֣ƵҪߣ⣬̡ȡǿң͹̣ 
2绡 
ֽ绡ְӺ¿ں۲ֽͷʽ 
 ڢ񡢢򼶸ֽĽӲ˲ֱͬͬĸֽ 
 ӺӺֻڢ񡢢򡢢󼶸ֽĺӣҪעԸֽӲλԤͰװӦȷֽغ֮ջͬһ㵥ӺΪ10d,˫溸Ϊ5d 
 ֽ¿ںԽӷ¿ƽ¿Խӡ 
3ֽѹ 
ѹõͨزĵȽֽܻȻʩѹʹֽϡ 
ѹʩӹճ 
װӸֽװ˿ʯװϺСװźͨԴѹ40~50Vѹ20~25Vγء̸ֽܻжϵԴѹֽɺӡжжСоߡ 
ٺӸֽʱúӼо߷ֱǯµĴӵĸֽ¸ֽװʱҪһ¡ 
ڰ˿̧ϸֽԤ׼õ˿򰲷ϡ¸ֽӶмλãϸֽѹ˿ʹӴá¸ֽʱҪֹ˿ѹΡ 
װϺУڰװеײλòʯȻװϺУװ 
װʱӿλںевʯӦܣֹй© 
ܽͨԴ¿ͷͨԴڽͨԴͬʱϸֽ΢΢ᣬȼ绡ͬʱСʱͨʱ䡣 
̡ѹ40~50V֮䣬ͨʱԼռӹͨʱ3/4 
ݡ̡̽ʱת롰̡ͬʱСʱͨʱ䣬ϸֽϸֽĶ˲Уϸֽֱ̡ 
̡ѹ20~25V֮䣬ͨʱԼռӹͨʱ1/4 
޶ѹֽɺӣ̡ʱɣ̽жϵԴͬʱѸٶѹֽγɺӽͷ 
жСʯоߡ 
жʱӦ϶ڼ·յĺӦȥܳĺӦ桢󣬿ظʹá 
ֽɺӦʱкӽͷۼ飬ۼ鲻ϸĽͷӦгغ 
׼ 
1֤Ŀ 
1ֽĲʡ񼰺Ӧϸֽ̵ʩ淶вʼƷϸ֤ܼ飬ڽڸֲӻѧܼ춨ϸʹá 
2ֽĹ״ߴ硢ࡢê̳ȡͷλáȱҪʩ淶Ĺ涨 
3Ӧȼ֤ϸڲ 
4ںǰӦԤͬĲϡԼڸֽĿǿʱʽʩʱٴӳƷȡԼ 
2Ŀ 
1ֽǼܰȱۡɿ۲Ӧݵ10%ҲӦС 
2ֽ乳ĳȷͷʩ淶Ĺ涨ӳȲСڹ涨ֵ 
3кӽͷۼ飬Ҫǣƽ˳ûнԵҧߡݡףϽƳ֡ 
3е顢鷽 
ֱͬͣͬÿ100Ϊһÿȡ6Լ3Լ3顣 
ԼǿֵõڸüֽĿǿȡ 
飨ͷ飩ʱͷλӦĴ䰴涨ǶȽУͷӰѷȲӦ0.15mmϸ 
4еӣ 
̶Ԧ18ϣ18ֽײҪûеӷʽиֽӳΪ֤ҹ˾ͲֽѹӽЦ18ϸֽӡ¼ֽͨͷƵͲѹγɵĽͷ 
1ӹҽ貿䷢ġ߸ֽͲѹӼ̡ʩ 
2ʩ 
AԱ֤¸ڡ 
BѹʱõļѹѹģȣѹֱѹͲ򲨶ΧԼѹӦϾʽȷļҪ 
CѹǰӦ׼ 
a. ֽͷƤɰӦɾ 
b. ӦͲ۳ߴ顣 
c. ӦԸֽͲףֽ㡢ۻ߳ߴߣӦԤȽɰִĥԲֱֽͬͲ໥á 
d. ֽӶӦԶλǣȷڼѹͼѹ󰴶λǼֽͲڵĳȡ 
e. 鼷ѹ豸ѹҪ󷽿ҵ 
DѹӦҪ 
a. ӦǼֽͲڵȣֽͷͲе㲻˳10mm 
b. ѹʱѹֽӦֱִ 
c. ѹ˴Ͳ뿪ʼ˼ѹ 
d. ȼѹһͲʩҵӸֽټѹһͲ 
Eֽӹ̿ʼǰʩУӦÿֽмѹӹռ飬ӦҪ 
a. ÿֹֽĽͷԼӦ 
b. ͷԼĸֽĸӦ̧ǿ顣 
c. ѹͷֳ鰴Уͬһʩ²һϵͬȼͬʽͬͷ500Ϊһмգ500Ҳһ


