HCBBS Forum (English)
HomeForumView Original
Submit Chemical Projects / Find Solutions
Amplify Your Requirements on a Broader Chemical Platform *Engineering · Technology · Equipment · Solutions*
Submit Request
English Translations » 历史存档[信息] » 【Daily Topic】【HVAC Version 20151221】

【Daily Topic】【HVAC Version 20151221】

2015-12-21View Original

Thread Content

This post was last edited by hjztbwg on 2015-12-28 at 10:44. Reward for participation: 2 Wealth. Reward for correct answer: 9 wealth. Which of the following regulations regarding the setup and selection of wind hoods is incorrect? The answer is A. (A) Exhaust hoods that emit harmful gases should be installed in the aerodynamic shadow area. (B) Cylindrical exhaust hoods must not be placed in areas with positive outdoor air pressure. (C) Cone-shaped exhaust hoods should be used in dust removal systems. (D) Cylindrical exhaust hoods should be used in natural ventilation systems
Reply #22015-12-21
Which of the following regulations regarding the installation and selection of wind caps is incorrect? A (A) Air caps that emit harmful gases should be installed in the aerodynamic shadow area. (B) Cylindrical air caps must not be used in areas with positive outdoor air pressure. (C) Cone-shaped air caps should be used in dust removal systems. (D) Cylindrical air caps should be used in natural ventilation systems
Reply #32015-12-21
I believe the correct answer to this question is A.
Reply #42015-12-21
A、------------------------------
Reply #52015-12-21
Which of the following regulations regarding the installation and selection of wind caps is incorrect? Option B is incorrect. (B) Cylindrical air caps must not be installed in areas with positive outdoor air pressure

Related Threads in This Forum

← Previous

Next →

Translated at 2026-07-21 01:05:34

Original: https://bbs.hcbbs.com/thread-1520781-1-1.html

© 2026 HCBBS Forum. Content translated for international readers.

Submit a Project

**Looking for Chemical Technology, Equipment & Solutions?** No Registration Required Broader Platform Exposure | Global Chemical Service Provider Connections

Submit Request — Free Consultation

Disclaimer

This is an automated machine translation of the original thread. Some technical terms may have inaccuracies; the original text shall prevail. Click "View Original" at the top right to access the source page, which supports IP-based automatic real-time language translation. Please watch out for contact details and sales inducements to prevent fraud. All content and translations are for reference only, representing solely the poster's personal views. For enquiries, email service@hcbbs.com.

Quick Links