English — Forum #723 (Page 371/642)

1. My Views on Team Management - HCBBS Forum
2. What are the reasons for the large errors and inaccurate measurements in quantitative loading systems? - HCBBS Forum
3. Cracks occurred during the welding of 304H elbows – what is the cause? - HCBBS Forum
4. Steam drum level (electric pump) - HCBBS Forum
5. Claim the awarded points - HCBBS Forum
6. One Question per Day on Synthetic Ammonia (Series 2) - HCBBS Forum
7. 【Daily Question】 (Republished as part of the 3-day New Year countdown) 2.5 Material failure modes (Reply + 3 points; correct answer earns additional 3–8 points) - HCBBS Forum
8. How to clean a clogged feed pipe in a falling-film evaporator? - HCBBS Forum
9. Freeze and condensation prevention - HCBBS Forum
10. 【Weekly Topic】【Engineering Version 20160205】 - HCBBS Forum
11. Solved - HCBBS Forum
12. In the Year of the Monkey, is there a proper name for it? - HCBBS Forum
13. I’m looking for an overview of the hydrogen production process using methanol off-gas. Thank you everyone. - HCBBS Forum
14. Haichuan Mobile Version - HCBBS Forum
15. Problems with using the 20592A series and the 12459 series together - HCBBS Forum
16. Methanol One question per day Basic chemical engineering knowledge Heat exchangers 2016.01.29 - HCBBS Forum
17. Recycling posts to recover the untapped wealth - HCBBS Forum
18. May I ask what the MDEA consumption is for everyone? - HCBBS Forum
19. What is the maximum allowable temperature for hydrogen in a tubular furnace during the post-furnace hydrogen mixing process? Why? Thank you - HCBBS Forum
20. Problems encountered during winter eye washer testing - HCBBS Forum
21. Seeking help with the design of a tube heat exchanger - HCBBS Forum
22. Airspeed issue - HCBBS Forum
23. Regarding the issue of level detection in saturated potassium chloride solutions - HCBBS Forum
24. Upgrades depend on your hard work to achieve them! - HCBBS Forum
25. 【Daily Question】Chemical Engineering Principles 307: Condensate Water Treatment (January 27) - HCBBS Forum
26. Technical renovation for counter-rotation prevention in coking rich gas compressors - HCBBS Forum
27. Selection of synchronous and asynchronous motors for coal mill drive motors - HCBBS Forum
28. 【Daily Question】2.1 Galvanic Cells (3 wealth points for a reply + additional 3–8 wealth points for a correct answer) - HCBBS Forum
29. Is it possible to adjust the pressure in this way using a control valve? - HCBBS Forum
30. 【Daily Question】 (Reissued for 9th graders) 2.10 Environmental Classification (+3 wealth for a reply + additional +3 to -8 wealth for a correct answer) - HCBBS Forum
31. Ammonia condenser - HCBBS Forum
32. Short-term factors cannot reverse the downward trend in international oil prices - HCBBS Forum
33. **Detection of peroxides in furan products - HCBBS Forum
34. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 433 - HCBBS Forum
35. How to remove silicon from siliceous wastewater and control silicate scaling? - HCBBS Forum
36. Help needed - HCBBS Forum
37. Problems with the fluorination of aniline-based fluoroboric acid diazonium salts during salt cleavage; what impurities are generated in fluorination-cleavage processes? - HCBBS Forum
38. What is the basis for adjusting the dispersed dose? - HCBBS Forum
39. The sulfur content in diesel after hydrogenation is too high - HCBBS Forum
40. Catalytic cracking - HCBBS Forum
41. Issues related to passwords in DCS systems - HCBBS Forum
42. 20160130 One question per day - HCBBS Forum
43. Let’s work on the questions: 2015 Level 1 Certified Fire Engineer – Technical Practice, Questions 15-16 - HCBBS Forum
44. Discussion on the method of adding catalysts for transporting cold silicon hydride powder - HCBBS Forum
45. Is it correct to measure shaft roundness and bearing clearance in this way? - HCBBS Forum
46. 【Haichuan Welfare Lottery】Issue 3, 2016-1-24 (Price: 2 Wealth, Reward: 2 Wealth, no cost required) - HCBBS Forum
47. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 428 - HCBBS Forum
48. What ASME standard number does urea-grade stainless steel fall under? Does it belong to super stainless steel? - HCBBS Forum
49. The political economy of cigarettes - HCBBS Forum
50. High-speed operating equipment - HCBBS Forum
51. It's snowing heavily today - HCBBS Forum
52. 【Joint Study*】【Civil Engineering Version 20160126】 - HCBBS Forum
53. Regarding the issue of cooling water for the pump - HCBBS Forum
54. Can two DN25RF stop valves (J41Y-100I) be connected directly? - HCBBS Forum
55. CO2 to methanol - HCBBS Forum
56. Technical renovation of ignition system for fuel-fired heat conduction furnaces - HCBBS Forum
57. 【Daily Question】1.27 Fill-in-the-blank: Boiling point of oils - HCBBS Forum
58. 【Joint Study*】【Civil Engineering Version 20160129】 - HCBBS Forum
59. Sign-in record post from February 9, 2016 - HCBBS Forum
60. Minor New Year greeting - HCBBS Forum
61. “The Kai Chuan Irrigation Co., Ltd. Shop” 232: Daughter is truly dad’s little warmth - HCBBS Forum
62. What other components are there in the coolant used for alkylating sulfuric acid besides propane? - HCBBS Forum
63. Problems in the structural design of waste heat boilers - HCBBS Forum
64. 【Daily Question】1.30 Fill-in-the-blank question: The process of gas compression - HCBBS Forum
65. 【Joint Study*】【Civil Engineering Version 20160130】 - HCBBS Forum
66. I would like to ask about the job responsibilities of an electrical operator. - HCBBS Forum
67. Proxy registration for the second-level construction engineer exam - HCBBS Forum
68. Today I thought of a word: accept one’s fate - HCBBS Forum
69. Software for accurately calculating the resistance of flue gas ducts - HCBBS Forum
70. Why did the attachment to this post end up on floor 44? Floor 44 has become the owner - HCBBS Forum
71. 【Daily Question】2016 1. The purpose of injecting a corrosion inhibitor at the top of the hydrogenation unit’s towers is to （ ）， protect pipelines and equipment - HCBBS Forum
72. 【Daily Question No. 81】February 4, 2016: +2 wealth for participation, +3 additional wealth for a correct answer - HCBBS Forum
73. What are the categories of lubrication methods? - HCBBS Forum
74. After being punished with extra homework - HCBBS Forum
75. Catalyzing the blackening of the lubricating oil in the Jarlett double-housing slurry pump - HCBBS Forum
76. 【Ask if you don’t understand】Regarding domestic boiler burners - HCBBS Forum
77. Ammonia pressure gauge - HCBBS Forum
78. Aerial drone - HCBBS Forum
79. Foreign Language Region Thanksgiving Event Moderator’s Money Distribution Post - HCBBS Forum
80. Do you have research projects on the physical properties of rubber or sulfur itself, as well as their processing and application techniques, but lack funding and hardware support? - HCBBS Forum
81. How can the octane number of naphtha be increased? - HCBBS Forum
82. How to determine the diameter of the power piping in a reaction vessel - HCBBS Forum
83. Where do I log in to the old BANK system? - HCBBS Forum
84. Wish everyone smooth progress in work and studies every day - HCBBS Forum
85. Getting ready for bed - HCBBS Forum
86. The sulfuric acid AN product produced through flue gas desulfurization is yellowish or whitish in color, and its crystals are too small – what could be the reason? - HCBBS Forum
87. Which expert has a position related to corrosion prevention in equipment management within a company? - HCBBS Forum
88. What should be done with the rock wool insulation from the equipment that has been discarded? - HCBBS Forum
89. I'm here - HCBBS Forum
90. Blockage at the inlet of the screw dehydrator - HCBBS Forum
91. S39042 (904L) - HCBBS Forum
92. People’s Daily: There is no ‘final sprint phase’ in work safety” - HCBBS Forum
93. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； Question 432 - HCBBS Forum
94. Is coking or coke cleaning carried out inside the furnace tubes of the vacuum distillation unit? - HCBBS Forum
95. 【Daily Question】2016.01.25 Welding grooves (2 wealth points for a reply; +3–8 additional wealth points if the answer is correct) - HCBBS Forum
96. 【Daily Question】1.26 Metal electrochemical corrosion leads to hydrogen damage (3 wealth points for a reply; +3 to +8 wealth points for a correct answer) - HCBBS Forum
97. Can a hydrostatic test be carried out by inflating and applying pressure? - HCBBS Forum
98. 【Daily Question】1.27 Fill-in-the-blank: At the same temperature and pressure, in an aqueous solution, the volatility of hydrogen sulfide is higher than that of ammonia () - HCBBS Forum
99. Happy New Year - HCBBS Forum
100. It’s holiday time; I’m going home for the New Year - HCBBS Forum