你的翻译对方基本可以理解,也可以按我下面的建议发.
同时,一般的企业邮箱附件都是有上限的,比如不能超过30M或50M,我公司的邮件附件不能超过10M；很少有附件可以容纳180M的,如果附件太大,可以考虑用公共网盘设置接收密码给对方.
希望回答对你有帮助!
There are about 180M for all the pictures and catalog with high pixel.
Can you receive them by attachment of the e-mail?
Is it too much for the capacity of mail?