Contact us
Choose a category below so we can get back to you as quickly as possible.
設先安排x人工作,由題意得:4x52+8(x+2)52=1,解得:x=3.答:具體應先安排3人工作.
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.