English — Forum #723 (Page 584/642)

1. How do you implement strict risk control in your work? - HCBBS Forum
2. There are flocculates in ascorbic acid; will this affect the detection of iron ions? - HCBBS Forum
3. Big news! The Rockets get Lawson! - HCBBS Forum
4. Standards for the allocation of full-time safety management personnel - HCBBS Forum
5. Is there a QQ group for the Corrosion Protection Technology Exchange version? - HCBBS Forum
6. The hydrogen ammonia content in the circulating hydrogen is relatively high - HCBBS Forum
7. Which household’s coke oven is undergoing fire shutdown management? - HCBBS Forum
8. Regarding the selection of flow meters - HCBBS Forum
9. C4 isomers - HCBBS Forum
10. Pipeline medium code - HCBBS Forum
11. One question per week: Discussion on PVC negative pressure stripping tower equipment and operation; replies will earn 5~15 wealth points as rewards - HCBBS Forum
12. Dear leaders: The “new post” function is not working properly; please restore it. - HCBBS Forum
13. MVR vertical forced circulation evaporator - HCBBS Forum
14. A newcomer asks questions about knowledge in petrochemical processes – the purpose of intermittent/continuous blowdown in the drum - HCBBS Forum
15. Amount of powder carried by inert gas in coal dust preparation process - HCBBS Forum
16. Selection of liquid level measurement instruments for evaporator contents - HCBBS Forum
17. Sharing experiences and insights on using CAD software - HCBBS Forum
18. Tower inspection hole - HCBBS Forum
19. After making the changes, why isn’t the wealth column there anymore? - HCBBS Forum
20. There are duplicate accounts in Qinghaichuan’s 2-million registered member campaign – what should I do? - HCBBS Forum
21. Power supply negative terminal to ground - HCBBS Forum
22. Performance differences between 316L and 2507 stainless steels - HCBBS Forum
23. How to reduce the content of 䓛 in plastics – urgent online request - HCBBS Forum
24. Calculation formula for blasting purging - HCBBS Forum
25. 【Daily Question】Principles of Chemical Engineering 123: Volatility (July 28) - HCBBS Forum
26. I’d like to ask about the registration process for first-class construction engineers in Beijing - HCBBS Forum
27. What do you think should be done to promote explosion-proof lights used in chemical plants? - HCBBS Forum
28. Daily Question 2015.7.20 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (single-choice question) - HCBBS Forum
29. Selection of insulation and moisture-proofing materials for low-temperature pipelines - HCBBS Forum
30. 【Daily Question】July 18: The compressor stopped suddenly - HCBBS Forum
31. Help analyze which option to choose for this question - HCBBS Forum
32. Polymethoxymethane technology - HCBBS Forum
33. Seeking good methods for phosphorus removal in terminals - HCBBS Forum
34. Is a dew point meter needed in addition to a dryer for compressed air? - HCBBS Forum
35. Seeking a job with many years of experience in crude benzene hydrogenation - HCBBS Forum
36. Gas composition - HCBBS Forum
37. Should H-beams for steel platforms be welded or hot-rolled? - HCBBS Forum
38. 【Daily Question】July 28: What are the procedures for a proper shutdown of a booster pump? - HCBBS Forum
39. Heat transfer driving force of the dilution steam generator - HCBBS Forum
40. Work summary: selection between passive and active DI and DO signals; everyone is welcome to provide corrections and additions - HCBBS Forum
41. The “Haichuan Irrigation Co., Ltd. Shop” has carried out improvements several times in a row today - HCBBS Forum
42. What else is there in the workplace besides adaptation? - HCBBS Forum
43. Urgent! Urgent! Urgent! What is the safe distance between gas pipelines and residential areas? - HCBBS Forum
44. Regarding the commissioning of the natural gas-based hydrogen production facility - HCBBS Forum
45. A question about storing high-pressure materials as low-pressure materials - HCBBS Forum
46. Calculation of siphon water tanks - HCBBS Forum
47. The water ring pump cannot maintain its liquid level - HCBBS Forum
48. 【Daily Question】20150723 Knowledge on Motor Starting and Stopping (2 wealth points for replies + additional 3 wealth points for correct answers) - HCBBS Forum
49. Issues related to thermocouples and thermal resistors - HCBBS Forum
50. Coke quenching water - HCBBS Forum
51. Coking technological upgrade - HCBBS Forum
52. Growth curves for the number of posts, wealth value, etc - HCBBS Forum
53. Distance between hydrogen pipeline truck and surrounding buildings - HCBBS Forum
54. Ethylene glycol products require further removal of water, methanol, and ethanol - HCBBS Forum
55. What letter is used to represent intermittent operation on the first page of the drawing? - HCBBS Forum
56. Power dispatcher training materials - HCBBS Forum
57. 【Daily Question】Question from Issue 20150721 - HCBBS Forum
58. Effect of pH value of desulfurized purified water on electrodialysis - HCBBS Forum
59. Grounding issue of high-voltage cable terminals - HCBBS Forum
60. What is the approximate leakage pressure of the air seal in a back-pressure turbine? - HCBBS Forum
61. How to remove moss from pools - HCBBS Forum
62. The caps on valve handwheels are often lost – does anyone have any good solutions? - HCBBS Forum
63. hydrocracking - HCBBS Forum
64. Registration issues for certified safety management engineers - HCBBS Forum
65. Human body static electricity eliminator - HCBBS Forum
66. Processing of the top-loop system - HCBBS Forum
67. 【Weekly Topic】20150720 What are the purposes and methods of boiler blowdown? (Participation rewards available) - HCBBS Forum
68. This year, those who register for chemical engineering should continue to take exams - HCBBS Forum
69. I don’t know how to choose now; I’m so troubled! - HCBBS Forum
70. Is it a good idea to change jobs when getting married? - HCBBS Forum
71. Gentle experts, are there any new ideas regarding coking that could be developed? - HCBBS Forum
72. Daily Question 2015.7.25 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (multiple-choice question) - HCBBS Forum
73. Can ammonia water and clean water be mixed together when reheating? - HCBBS Forum
74. What is the working principle of a transformer cooling system? - HCBBS Forum
75. Heat network heaters are used for the tube sheet in explosion-combined applications - HCBBS Forum
76. Regulation performance of axial flow compressors - HCBBS Forum
77. Regarding the head of the heat transfer oil pump and the flow rate of the heat transfer oil - HCBBS Forum
78. Control of the amine solution inlet line in the exhaust gas absorption tower - HCBBS Forum
79. Sharing Good Quotes - HCBBS Forum
80. Multiple-choice questions - HCBBS Forum
81. Which **department is responsible for overseeing the safety assessment when a project starts? - HCBBS Forum
82. When will the DN25 fresh water line at the top of the vulcanizing agent tank be used? - HCBBS Forum
83. DN20 elbow - HCBBS Forum
84. 【Daily Question】July 19 – Reasons for the failure of special valves - HCBBS Forum
85. Looking for recommendations - HCBBS Forum
86. Condenser and reboiler pressures in dstwu - HCBBS Forum
87. Application of evaporative condensers in distillation columns - HCBBS Forum
88. Looking for manufacturers in Hebei specialized in air heat exchangers - HCBBS Forum
89. Thrust disc wobbles - HCBBS Forum
90. Can marine fuel blending and storage tanks be measured with radar level gauges? - HCBBS Forum
91. 【Daily Question】Chemical Engineering Principles 122: Equilibrium Lines (July 27) - HCBBS Forum
92. Input of asphalt - HCBBS Forum
93. The construction machinery section is very popular. - HCBBS Forum
94. ? At which stage of a project are environmental impact assessments, energy assessments, health impact assessments, safety assessments, and stability assessments carried out? - HCBBS Forum
95. On the corrosion of ammonia - HCBBS Forum
96. Is it necessary to perform pulsation analysis? - HCBBS Forum
97. The difference between saturated steam and superheated steam - HCBBS Forum
98. Do the valves integrated in the process modules exported abroad require 3C certification? - HCBBS Forum
99. Regardless of the liquid being transported, must the centrifugal pump be filled with liquid and have its outlet valve fully closed when started? - HCBBS Forum
100. The difference between the surface temperature of hot water and the temperature of the surrounding air. Is that right? - HCBBS Forum