يکصد و چهل و دومين سخنراني تخصصی بتن انجمن علمی بتن ايران، انجمن بتن ايران، با همکاری مرکز مطالعات ژئوتکنيک و مقاومت مصالح شهر تهران و شرکت ليکا برگزار می کنند
يکصد و چهل و دومين سخنراني تخصصی بتن انجمن علمی بتن ايران، انجمن بتن ايران، با همکاری مرکز مطالعات ژئوتکنيک و مقاومت مصالح شهر تهران و شرکت ليکا برگزار می کنند
The visual aspect of channels is very critical. In fact, design is the first thing that a potential subscriber pays attention to, even though unconsciously. Private channels are only accessible to subscribers and don’t appear in public searches. To join a private channel, you need to receive a link from the owner (administrator). A private channel is an excellent solution for companies and teams. You can also use this type of channel to write down personal notes, reflections, etc. By the way, you can make your private channel public at any moment. Some Telegram Channels content management tips Clear best-secure-messaging-apps-shutterstock-1892950018.jpg
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