Petrochemical Deep Processing Version 2018.08.04

Thread Content

Participation: Prize 1 Wealth； Correct answer: Reward of 3 wealth points ； Note: This post is valid for 48 hours. True or False: For putting a new material metering pump into use when it is equipped with a bypass valve: First, open the bypass valve, and the fluid flows through the bypass pipe for a while first ； Slowly open the downstream valve ； Slowly open the upstream valve ； Slowly close the bypass valve. ( ) Answer: Incorrect. The procedure for putting into use a new material metering device equipped with a bypass valve is to first open the bypass valve, allowing the fluid to flow through the bypass pipe for a while first ； Slowly open the upstream valve ； Slowly open the downstream valve ； Slowly close the bypass valve. Your participation is the greatest support for our work. Giving roses to others leaves a pleasant fragrance in one’s own hands. https://bbs.hcbbs.com/static/image/hrline/1.gif https://bbs.hcbbs.com/static/image/hrline/2.gif Note: The answers will be released automatically after two days. ““My Device, My Home” – Large-scale Original Photo Sharing Event (Phase 2): https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1868167&extra=page%3D1 Petrochemical Deep Processing Section [Daily Question] Summary Thread: https://bbs.hcbbs.com/forum.php?mod=viewthread&tid=1496481