ݾɽˮ㣬أйչ졢лγ֮һҲǹɫΡ̬ΡεҪĽΪҽܹεĹԼʳƼ
1. װ棬Ϊ½ϵͣһЩͱů²ϴҪëµȱů·⣬ݶɽ߽϶ҪɽУҪһ˫ʵIJЬ
2. ǹݵĽ֮ͨһڵĽͨпѡ˶³šǰȫ̸Σȫġ
3. ݵشɽڶ࣬οʱѡʵľҪǭ鹫ƵꡢáƼݵȡǭ嶱ݵķ˹ųǡǭϲݵݻƹٲԶǭϲݵءˮ̬Ⱦֵһȥ
4. ʳ棬һ塢ʡݣʳĻҲdzḻڹݲܴʳ㡢ϪţɡɫСԡǭɵȡ
2. ϪţɣɫʳţɣڸͶ壬ǹɫʳ֮һ
3. ɫСԣɫСۡ⡢ѼӡȣڸɿڣʺΪ
4. ǭɣǭʵضأǹɫʳ֮һըӵȣΪԭϡ
֮ݣһҪúƷصʳܹݵĴͳĻιԼʳƼϣĹ֮Ѻ鿴