1 d
dԟʩҲǷ\ġҪԭ ?nbsp;߹ 㸡࣬ ұ渲Dz?nbsp;ܷ紵?nbsp;ˮɢʧe?nbsp;
ֵͣ ֱܵζHxʩ{]ͱD xӲRx Ӽ رǻ ԣ rĨ de?nbsp;ر\dy¶de?nbsp; ر\ǰĨ
2 ¶d
1 ԭ һ̔ϴģ ṹӲڼˮųˮ?nbsp;E¶Ȳ ʹE̔ϴ E?nbsp;r潫ܵ?nbsp;NȺܵͣ d졣Kڱ̎ϴ 뿪ͺ?nbsp;dֻVԁķԖ ṹԱɽY̔ϴ ܵsģ sػr ]{ȡʩͣ ɻȡs s ֱ¶ѿp
2 ̣ һ?nbsp; rڣ һ\d졪ڻ?nbsp;ˮʹ2- 3 ¶ȼ s d졣ѿpˮȽڣ ˮֵ ˮɢrṹ¶Ƚq?nbsp;˼ṹ?nbsp;s d졣Ǻѿp ԁ֮ȶ ¾r ՟壬ꐶݶ?nbsp;¶ݶȽϴr d?
3 ´ʩs
3.1 Hشʩ
1 ͻEˮx еoĿˮ?nbsp;ˮʹ¶x һʷúb Խͻˮx ͬrxøЧӼ
2 Iϱx ˮȡϱr ˮ xӼ _ǰn ʼ̮ȿ1618cm.
3 ٵػsʯ֮?nbsp;Zģ¶oIJ ꑏ ¶Ҳ?nbsp;һ̣ ԭʯػһs ﵽһ̶?nbsp;ᵼ?
4 OĽЪՊ^ֲȡ
5 O˲¶ȡ
3.2 sĴʩ
1 طַ?
2
3 İʩ ĸ߲Ͳ泤ڱ?
?nbsp;Oܣ ֹ رCԷֹdʮҪرעѿp ֺҪָṹʮѵ?nbsp;ʩAѼΪڻʩ?nbsp;ģDʣ ҪĻģ¶ȸrDzģr?nbsp;d졣¹ģڱ?nbsp; ¶ȳ՟ڣ ˮoɢ ൱?nbsp;r¶] rģ?nbsp;¶?nbsp;Ȼ¶ݶx r渽ғ]?nbsp;ˮ ټϻǧ ﵽܴ?nbsp;еdΣգ Eģrr渑KͱQ?nbsp;ĭx Ԗֹ ЧԁԴ¶ӰС ĺʼֻ͡ǶһӰ졣¶Ȳ̫Ӧ?nbsp;ֵĸȶģ Br伊WPֵϵϔ?nbsp;¶ȱ仯߅ZСӦ䓵ĵģΪ?15 ﵽǿȶ?nbsp;100200k2/cm2.ˣ ՟ҪøֹСdijֺxԁṵڵѷһͱĿࡢСȽСˡԏֱr Чr֙ṹı泣ᷢwѿp ԍd졣e҅R\ ԽṹǿȺ;ғ]k