Tutorial of cryoet introductory materials

[xulabs]

create a tutorial page and add links to introductory materials of cryo-ET

[xulabs]

@hrch3n

https://github.com/xulabs/aitom_doc/blob/master/tutorials/000_general/cryo_electron_tomography.md

[xulabs]

@hrch3n we dont have to re-summarize the everything and put it into the page. Most importantly we need to have LINKS to basic materials to guide the students to self learn, such as the following one:

https://www.youtube.com/watch?v=gDgFbAqdM_c&list=PL8_xPU5epJdctoHdQjpfHmd_z9WvGxK8-

[hrch3n]

Okay I’ll improve it Get Outlook for iOS<https://aka.ms/o0ukef>

…

________________________________ From: xulabs <notifications@github.com> Sent: Wednesday, February 19, 2020 5:12:01 PM To: xulabs/aitom <aitom@noreply.github.com> Cc: Haoran Chen <chr_3742@hotmail.com>; Mention <mention@noreply.github.com> Subject: Re: [xulabs/aitom] Tutorial of cryoet introductory materials (#65) @hrch3n<https://github.com/hrch3n> we dont have to re-summarize the everything and put it into the page. Most importantly we need to have LINKS to basic materials to guide the students to self learn, such as the following one: https://www.youtube.com/watch?v=gDgFbAqdM_c&list=PL8_xPU5epJdctoHdQjpfHmd_z9WvGxK8- — You are receiving this because you were mentioned. Reply to this email directly, view it on GitHub<#65?email_source=notifications&email_token=AD2AA2YHNGBDRYYFHNZ5HDTRDWVDDA5CNFSM4KIWSA22YY3PNVWWK3TUL52HS4DFVREXG43VMVBW63LNMVXHJKTDN5WW2ZLOORPWSZGOEMJ4NLA#issuecomment-588498604>, or unsubscribe<https://github.com/notifications/unsubscribe-auth/AD2AA272KZJBCUBI3PUPSUTRDWVDDANCNFSM4KIWSA2Q>.