English — Forum #723 (Page 190/642)

1. What are the differences between the Redmi, Redmi Note, and Redmi Pro phones? - HCBBS Forum
2. Oil product classification - HCBBS Forum
3. 【Daily Topic】【HVAC Version 20160804】 - HCBBS Forum
4. So many came out at once - HCBBS Forum
5. Installation method of spherical gate valve - HCBBS Forum
6. When measuring the aniline concentration in printing and dyeing wastewater, why is the aniline concentration in the effluent higher than that in the influent? - HCBBS Forum
7. What are the considerations for selecting an exhaust fan in flue gas desulfurization design? - HCBBS Forum
8. How to transfer materials between reactors on the same floor? - HCBBS Forum
9. Air Liquide purity and argon fraction - HCBBS Forum
10. Method for calculating the benefits of dry gas C3 and liquefied gas C5 - HCBBS Forum
11. Analysis of trace chlorine gas in equipment containers - HCBBS Forum
12. On state-owned enterprises, private enterprises, and foreign-funded enterprises - HCBBS Forum
13. Are the temperature and pressure compensation formulas the same for different flowmeters? What are the different ones? Is there a universal formula? - HCBBS Forum
14. How can one obtain an intermediate professional title without a helper certification? - HCBBS Forum
15. After Marbury retires, does Beijing still have a chance to win the championship? - HCBBS Forum
16. Polaris Large-Scale Water Treatment Job Fair---Covering 6 regions and 4 types of positions - HCBBS Forum
17. Regarding the qualifications of design institutes and their scope of services! - HCBBS Forum
18. Atmospheric intake tower - HCBBS Forum
19. Recharge issues - HCBBS Forum
20. What to do if aluminum pads are often corroded - HCBBS Forum
21. 【Daily Question】August 6, 2016: +2 wealth for participation； +3 to +10 wealth for correct answers - HCBBS Forum
22. Is a calculator allowed in the chemical engineering exam? Scientific calculator - HCBBS Forum
23. Environmental Protection Daily Tip 8.10: Reward for participation, plus 5 more points for answering 3 questions correctly - HCBBS Forum
24. Is there a water seal tube on top of the ammonia tank or urea storage tank that can help prevent odors from escaping? What is the principle? - HCBBS Forum
25. Who has information related to solvent deasphalting units? Feasibility study, process technology description, etc - HCBBS Forum
26. Pipeline repair assessment - HCBBS Forum
27. Various deoxidation processes in the industrial sector, their differences, and characteristics - HCBBS Forum
28. Load performance curve of the tower - HCBBS Forum
29. Daily Question 2016.8.7 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (single-choice question) - HCBBS Forum
30. Inverted temperature in the pre-distillation column - HCBBS Forum
31. Methanol content in the methanol synthesis cycle gas - HCBBS Forum
32. Ions - HCBBS Forum
33. 【Daily Question】Deep Processing 20160721: What is the boiling point of propylene? Autoignition point? Flash point? Relative specific gravity? - HCBBS Forum
34. Purified water interconnection - HCBBS Forum
35. Applications of electrodialysis - HCBBS Forum
36. 【Q&A Question 086】2016.07.15 - HCBBS Forum
37. 【Daily Topic】【HVAC Version 20160718】 - HCBBS Forum
38. 【Daily Topic】【Electrical Edition 20160723】 - HCBBS Forum
39. Huadian Environmental Protection System Engineering Co., Ltd. is in urgent need of talent - HCBBS Forum
40. Help, are there any textbooks for SAD training? What books should I read? - HCBBS Forum
41. 【Hidden Dangers Around Us】A Comprehensive List of Common Dangers in Chemical Enterprises - HCBBS Forum
42. Recently, the treatment efficiency of total phosphorus in the effluent has not been satisfactory - HCBBS Forum
43. One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； July 20 - HCBBS Forum
44. Methods for removing unpleasant odors from chemical products - HCBBS Forum
45. May Class A storage tanks be placed in enclosed factories or industrial buildings? ? Please explain the legal basis for the provisions, thank you! - HCBBS Forum
46. PPS solid-liquid two-phase transport - HCBBS Forum
47. Problems in the application of GB50183-2015 standard - HCBBS Forum
48. The various parameters of the low-column system in the VCM plant are normal; then why is the material in the high column and recovery column acidic? - HCBBS Forum
49. Is alkali washing required for the shutdown and maintenance of the hydrogenation reaction system? - HCBBS Forum
50. I am transitioning from instrument automation to the sales of control equipment; please give me your support - HCBBS Forum
51. Leakage inside the fluorine gas valve - HCBBS Forum
52. Low-pressure precipitation sealing jar - HCBBS Forum
53. Why is a safety valve installed in the aromatic extraction and recovery tower? - HCBBS Forum
54. 【Daily Topic】【Civil Engineering Version 20160716】 - HCBBS Forum
55. Work done during the adiabatic process of the compressor - HCBBS Forum
56. Reasons for high tar toluene insolubles, high viscosity, and high water content - HCBBS Forum
57. About polypropylene PP - HCBBS Forum
58. Analysis of the favorable factors for constructing coal-to-oil and coal-to-gas projects from 2016 to 2018 - HCBBS Forum
59. 【Picture of the Day】2016 07 15 What is the small device in this picture? - HCBBS Forum
60. I’m a beginner seeking help; it’s my first time browsing Haichuan and I’m a bit confused. Please ask the experts for assistance - HCBBS Forum
61. Don’t want to do it anymore - HCBBS Forum
62. Sign-in record post from July 15, 2016 - HCBBS Forum
63. 【Daily Topic】【Engineering Version 20160726】 - HCBBS Forum
64. Daily Question July 18, 2016 (EIA Discussion): 3 Wealth points for replies, plus 5 Wealth points for correct answers (single-choice question) - HCBBS Forum
65. 【Instrument Beginners】Why must instruments use a 24V power supply? ? - HCBBS Forum
66. 【Idiom Chain】7.17 Let’s go! Questionnaire survey - HCBBS Forum
67. Regarding the operations of hydrofining - HCBBS Forum
68. Principle of the MVR process flow - HCBBS Forum
69. Problems with connecting PE pipes to steel valves - HCBBS Forum
70. I need help taking samples from a glass-lined reactor; please advise! - HCBBS Forum
71. I’m a newcomer; it’s my first time browsing Haichuan, and I’m a bit lost and can’t find the post I’m looking for. I’d appreciate some advice - HCBBS Forum
72. Why is a dedicated section on fire protection design required for fire safety inspections? - HCBBS Forum
73. Why did a fire break out inside the pipeline while cutting away the abandoned circulating water pipeline? ? - HCBBS Forum
74. Metering pump, dosing unit - HCBBS Forum
75. Safety Technology Exchange Edition: Daily Question (2016.7.15) - HCBBS Forum
76. How to determine the pipe diameter for gravity-conveyed solids - HCBBS Forum
77. A brief introduction to experience in the environmental assessment engineer exam - HCBBS Forum
78. Regarding the handling of excessively high tower pressure in the reformation distillation column. - HCBBS Forum
79. Oxygen ball valve, what kind of pressure test? - HCBBS Forum
80. Follow-up on the Tianjin Port accident: 694 hazardous chemicals enterprises shut down or relocated - HCBBS Forum
81. Discussion on little knowledge about DCS - HCBBS Forum
82. Seeking the Chinese version of the AD2000 standard - HCBBS Forum
83. Online course on particle fluid dynamics software Barracuda – freely shared - HCBBS Forum
84. Under the pressure of widespread flooding disasters in our country, the development of sewage treatment has attracted considerable attention - HCBBS Forum
85. Accident cases - HCBBS Forum
86. 【Daily Topic】【Civil Engineering Version 20160715】 - HCBBS Forum
87. How to install Aspen 8.4? I can’t install it; it’s urgent. Please help! ! - HCBBS Forum
88. Corrosion at the top of the coal tar distillation tower - HCBBS Forum
89. The ISO diagram shows a northward orientation that does not match the layout plan – would you dare to use it? - HCBBS Forum
90. What are the manufacturing and inspection requirements for fixed-type connectors? - HCBBS Forum
91. 【Daily Topic】【Engineering Version 20160720】 - HCBBS Forum
92. How to maintain operation without surge as much as possible when the steam pressure difference of the turbine is low - HCBBS Forum
93. Design and manufacture of U-tube evaporators in the chemical industry - HCBBS Forum
94. 【Q&A Question 085】2016.07.14 - HCBBS Forum
95. On the calculation of horizontal jacketed vessels - HCBBS Forum
96. 【Daily Topic】【HVAC Version 20160716】 - HCBBS Forum
97. Is sandblasting required for the compressed air pipelines of the power plant ash transport system before installation? - HCBBS Forum
98. Please provide a sample data sheet for a magnetic pump - HCBBS Forum
99. AC alignment for pump machinery - HCBBS Forum
100. Cold slag machine type - HCBBS Forum