External wall Cleaning
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1?????õ???ϴ??????????
?ٸ߿???ҵ????;????
?ڸ߿???ҵ????;??
?۸߿???ҵ??ܡ???
ѡ???ȡ???ַ?ʽ??ϴ????Ҫ?Ǹ??ݽ?????????ͣ???̨??ṹ??????????????ܻ????ȶ?????
?淶????ǽ??ϴ??ҵ???̣???????????
1???????????ҵʩ???ֳ????ص?????̨?ϵ?????֧?????Ƿ??ι̣??ƶ???ҵ????(??ί?к?ͬ);
2?????ó?ֵ?????????ǰ3?췢????ʩ??֪ͨ??;
3????ʽʩ??ǰ??Ҫ??ȫ???????????ȫ???ȵ????ܣ???֤??????ʩ?ľ???ȫ;
4??????ҵ??Χ??????5????Χ???þ?ʾ?ƣ?????Χ?ι???????????????1??Ա???ڵ?????????ͬʱ??̨ҲҪ????1??Ա?????Է?????Ա????ʩ???ֳ?????ֹ??ˮƮ???????????ɲ???;
5?????е?ʩ????ҵ??Ա????ҵ?о???????ҵ????Ԫ??;
6????ҵ??Ա???봩????????·???Ь?????ð?ȫñ????????ð?ȫ??????ȫ???????????̨???ȹ̵ĵط???ÿ????ȫ??ֻ??һ????ʹ??;
7????ҵ???õĹ??߱?????ϸ?????װ?ð???ڵ?????;
8???????ꡢ???ס??δ??ȶ?????????Ӧ????ֹͣ??ҵ??????????ʰ?õ?????Χ?????;?ʾ?Ƶ?;
9????ҵȫ????ɣ???ʱ???????ֳ???????֪ͨ??֮ҵ????
??????ǽ??ϴ???⣬????һһ???
ΪʲôҪ????ǽ??ϴ??
??ǽ??ϴ????Ҫԭ???ǣ???????̫???????䣬?????κβ?????˵???չ?ij??ڱ?ɹ???????Ⱦ????ʴ????Ҫ???ԭ??֮һ??????Σ???????ߣ?̫??ֱ???µĸ??¼??ļ??²?????ɽ????????????ϻ???ʧȥ??????????Ⱦ?????????ߵȡ??⽫?????һϵ?е????⣺???????ϵ???ʴ?????Ϻϳɲ??ϵ??ϻ???ˮ????ϵĿ????Լ???ǽͿ?ϵı?ɫ????ȡ????????????Dz??ɱ???ģ??ǽ????????
??ǽ??ϴ????Ҫԭ???ǣ???????̫???????䣬?????κβ?????˵???չ?ij??ڱ?ɹ???????Ⱦ????ʴ????Ҫ???ԭ??֮һ??????Σ???????ߣ?̫??ֱ???µĸ??¼??ļ??²?????ɽ????????????ϻ???ʧȥ??????????Ⱦ?????????ߵȡ??⽫?????һϵ?е????⣺???????ϵ???ʴ?????Ϻϳɲ??ϵ??ϻ???ˮ????ϵĿ????Լ???ǽͿ?ϵı?ɫ????ȡ????????????Dz??ɱ???ģ??ǽ???????ǽ?????Ⱦ??ֱ??ԭ??
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??ǽ????Ļ??ϴ????(?????)??ҩ????ר?ù???+??????ϴ??2??4Ԫ/ƽ???ס?