6.3 סʽ쾮涨
6.3.1 סȷ迪ʽ쾮ͨɹģӦҪ
1סھŲ㣩翪ʽ쾮СȲ8ס 2߲סŲϣ翪ʽ쾮СȲ13ס 6.3.2 ʽ쾮ڲ̨ƽ̨ڷʽ쾮ڵĿյ
岻óǽ0.5ס 6.3.3 ʽ쾮¥ݲ÷ãӦֱӶ⡣ʽ쾮Ӧжֱ
ͨˮʩ 20
7 ¥
7.1 й滮ڵ¥Ϊֲͬͣ
7.1.1 A¥е··Եʯռе·¥ͼ7-1-1-17-1-1-2
ʾ
ͼ7-1-1-1 ͼ7-1-1-2
21
7.1.2 B¥е·ߣеߣ·ü¥ͼ7-1-2
ʾ
ͼ7-1-2 7.1.3 C¥յ4ڡüࡱĹ涨ú¥ͼ7-1-3
ʾ
ͼ7-1-3 22
7.2 ¥ı¡½Ӧԭ
7.2.1 λڴͳ¥¥ıӦԭ¥ʷò 7.2.2 ؽ¥Ӧƽڳе·ãұ¥е·ƽ룬ͬʱ
֤¥彨֮ͳһЭͻ¥ijоۡ 7.2.3 λڴͳ¥¥佨װѡ˲ʯĻ봫ͳ
¥װװϡ 7.2.4 ¥ؽֵ˲ͨƴַ
7.2.5 ¥µĹռ䲻ӦֱĿյȵʩųк
ͨϵͳ 7.2.6 ¥Ӧгҹ侰ƣΡƾߵ
Ӧ¥ƱͳһЭ 7.2.7 ¥뱣ר滮ر涨ģ¥ĸ¡Լ
½Ӧر涨ִС 7.2.8 AͺB͵¥ڴͳ¥¥ı죬
Ӧضй¥뱣ר滮ĿҪ 7.3 ¥滮ƹ涨
7.3.1 A¥Եߣ͵Եߣ·Եʯ߾벻С
10cmB¥Եߣ͵Եߣó滮еߡ
7.3.2 AB͵¥¥е·²ң͵
Ʊ߾е·滮߲2ס
7.3.3 C¥·滮ҪӦյ4ڡüࡱĹ涨пơ 7.3.4 ·¥¥ȹ¥Ľ߶ȿƹ涨
1AB͵¥滮·߿С40ʱ߶ӦС
10ףҲ18ף滮·߿ȴڻ40ʱ߶ӦС15ףҲ24ףңӦͬʱ2ڡ߶ȡйؿҪ
2C¥Ľ߶Ӧյ2 ߶ȡԼ3ڡ ࡱ
йҪпơ 7.3.5 ¥е·Ʊ߿ƹ涨
1AB¥еƱӦе·滮߳ƽ
2C¥еƱ߾ȻƺƱ߸߲ô0.15
ס 7.3.6 ¥ո߶ȿƹ涨
¥ո߶¥е·¥Ʊߣ¥õӦ¥档ABC¥ľո߶ȾС4.5ס
23