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ΪʲôҪʹÿƹۿӹ

ɶݷͼĻĸĺб𣬻װĸȶԼ۸һľЧΪķͼijҵļ۸񾡹ѹúܵͣõĸְĺԽϱõķͼһͼ֮ྶͥùܴܺ Ϊ˱ȦƭѡλͼʱӦע⵽¼㡣ΪԭϱߵĻһҪȱӻһЩ淶ĻҪȹڹ淶ĻҪ󣬹淶ԱǮԽߣȻͼĹܾԽáIJϣԿʼݻͻļ۸ȶԣͶٿ̨֪ĴļλӦڶ٣ȦסͼdzԽģµ ʵڶ һһרҵһijҶܳ ⶫûʲôĶ ֻҪ Ͳ Ƿ񵽴Ҫ Ƿ񵽴ҪͼĹҪܸߵ ȼҲߵȻ۸ҲܸҪͨҪǺϵĵĻµľܵҪˡ

ɶһĴڲٿعװŵɽ£ȹʱijԼкҲ֮ٿعڣ·ۣγƬԪӡˢ·ĸʴͬʱӰԪɢȡ۵ijܳ󻹻·ѹֵĶ·ٿعʱԽԽܳۻض̶ʱͻٿزֵĶȻëٿعյͨѹʽȽµģȻʹٿعܱյ£ٿعڿеˮˡⲿеĸ¡۳ۡʴ岻ٿعڲȻ˵ɢһϵ⡣ٿعڿһֱά30--35ı¶ȻУӡ豸ȶԵõЧȷ

Ѱ۲ٿ䳧ҳ۲ٿѹֲʱһͻңѡôĥķвȻʹ۲ٿĹʮֵĸߡ۲ٿͨһϵеĹռӹɺʵûʵĿǻŹƴװ⡣󺸽ӵ۲ٿӦرĹע۲ٿļҪʱҪ󲻶ϵĽиĽŸɹǵ󡣲ŸȷǵĿͻԴԴϵͬʱѡõĺӷҲͬt<=2mmıṹԣֻҪѡ벻̼άкӡЩӰ۵ĺӲλں֮ǰбҪڽдĥڲӰ۵ǰ£亸ӷ߳ƽ1.5mmʱҲӦĥתǴãӦĥ<=R2ԲǡȲ麸ʱҪȷӺװװ

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