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ߣ  ݽʯԭ  2023-6-5

ɫĿǰбȽ϶࣬磺ͨɫPVCϵȶֽDzʵһ֡Ϊ˵ɫʲôǽȽȫʲôIJɫӦ

1 ͵IJɫֲɫǺܺùġϺܶгеġ磺װгĵ̻϶ֻеġֻɫȫȫ⡣ҪɫȽȫģǾֱϽȥǵɫȽ϶ࡣֲɫӦ

װ͵IJɫ

2 ֽ͵IJɫôɫҲҪгȥ˻ȥˡΪIJɫ͵ֽDZȽġͨİװϵһ㶼DZȽġ˿ֽȥ򡣼Ҫ򲻵٣ԼôԹעѶ͵IJɫ֪Ӧ˰ɣ

ֽ͵IJɫ

3 ǴͼIJɫôƼǿľߵȥΪIJɫһĽò࣬רֽóҲˣͨװϽ̣Ҳáһľߵ̻ǿõֽáҪעʱҪʴͼIJɫ

֮۹ƷϻDZȽϺġֻҪ˽ԼҪֲɫͬIJɫҪͬĵȥϺͬһֵġֳֻ򣬲ɫʵ黹DZȽϺõġ֪ʲôġ


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