English — Forum #723 (Page 25/642)

1. 09J802 Preliminary design detail drawings for civil construction projects - HCBBS Forum
2. Mixed aromatics are separated to yield light aromatics and heavy aromatics - HCBBS Forum
3. Seeking help regarding CB/T 4497-2019 – Substations and compressed air stations in the shipbuilding industry - HCBBS Forum
4. Westbrook easily posts another triple-double as Thunder defeat Heat to end their 4-game winning streak on the road - HCBBS Forum
5. DB11/T 1884-2021 Safety Technical Regulations for the Construction of Heating and Gas Pipeline Projects - HCBBS Forum
6. Seek help: Preliminary design for the general layout of civil construction projects 05J804, as well as detailed drawings for construction - HCBBS Forum
7. Does anyone have any information on butane solvent deasphalting? - HCBBS Forum
8. HG/T 30027-2018 Safety Technical Specifications for the Production of Bleaching Powder and Bleaching Solutions - HCBBS Forum
9. Is the condensate drained from low-pressure steam at 0.88 Mpa (DN125) considered a pressure pipeline? - HCBBS Forum
10. GBT 35451.2-2018 Polypropylene (PP) structural wall pipe systems for buried drainage and sewage disposal – Part 2: Polypropylene wound joints... - HCBBS Forum
11. Daily Safety and Fire Protection Question (12.28) - HCBBS Forum
12. DGJ 08-1980-1999 Technical Code for Polyethylene Buried Gas Pipeline Engineering - HCBBS Forum
13. Design pressure full water - HCBBS Forum
14. DL/T 5593-2021 Code for Selection and Design of Control Valves in Power Plants - HCBBS Forum
15. What should be noted regarding waterproof switches? - HCBBS Forum
16. Who has a CAD library of crown-shaped end caps? - HCBBS Forum
17. What factors influence the insulation board industry? - HCBBS Forum
18. The Supreme People’s Court and the Supreme People’s Procuratorate issue judicial interpretations on criminal cases related to environmental pollution: specifying 18 scenarios of \"severe environmental pollution\" - HCBBS Forum
19. Interpretation of GB/T50493-2019 Design Code for Detection and Alarm of Flammable and Toxic Gases in Petrochemical Industries - HCBBS Forum
20. I would like to know the differences in welding material specifications! Thank you. - HCBBS Forum
21. Q/SY 1312-2010 Safety Regulations for Artificial Islands on Inland Waterways - HCBBS Forum
22. Shandong Dechen Technology Co., Ltd - HCBBS Forum
23. JJF 1245.4-2019 Outline for Type Evaluation of Installed AC Electric Energy Meters – Special Requirements and Safety Requirements - HCBBS Forum
24. HG/T 30022-2014 Technical Specifications for Safe Production of Disperse Orange S-4RL (C.I. Disperse Orange 30) - HCBBS Forum
25. Help needed: 15J403-1 Stair railing, balustrade (1) - HCBBS Forum
26. DG/TJ 08-1401-2006 Safety Technical Regulations for Equipment in Compressed Natural Gas Refueling Stations for Vehicles - HCBBS Forum
27. NB/T 12006-2016 Extra-large air separation equipment for coal chemical industry - HCBBS Forum
28. Supervision specialty - HCBBS Forum
29. Atmospheric heavy oil and atmospheric residue - HCBBS Forum
30. Structure of honeycomb aluminum panels - HCBBS Forum
31. Matters regarding annual inspection of atmospheric pressure storage tanks - HCBBS Forum
32. Complete set of equipment maintenance manuals for petrochemical plants - HCBBS Forum
33. Supreme Court releases eight typical cases of environmental pollution crimes: One enterprise fined 75 million - HCBBS Forum
34. DB21/T 2970-2018 General Technical Specifications for Carbon Dioxide (R744) Air Source Heat Pumps - HCBBS Forum
35. DBJT 08-1993-2000 Installation of externally buried rigid polyvinyl chloride pipes for building drainage - HCBBS Forum
36. Issues with the marking of HG/T20592 pipe flanges - HCBBS Forum
37. 13 List of Materials for Ladder Platforms - HCBBS Forum
38. Cetane number - HCBBS Forum
39. NB/T 20007.49-2018 Stainless steels for pressurized water reactor nuclear power plants – Part 49: Cold-worked hardened stainless steel bars for safety-class equipment - HCBBS Forum
40. Dibenzylamine - HCBBS Forum
41. Is there a dispersant that can prevent particles in flue gas from adhering to the blades? - HCBBS Forum
42. Instructions for Use and Maintenance of Unpowered Roller Conveyors - HCBBS Forum
43. Which member has propane for the HC-290 refrigerant, in compliance with both standards HG/T4632-2014! - HCBBS Forum
44. Has the Fire Protection Code for Oil and Gas Engineering Design GB 50183-2015 been implemented? - HCBBS Forum
45. What energy-saving measures does everyone have in place for their equipment? - HCBBS Forum
46. The plates of the plate and frame filter in the copper smelting acid production wastewater treatment system cannot be made hard enough - HCBBS Forum
47. Single-stage counter-current anoxic complete regeneration! - HCBBS Forum
48. What factors affect the performance of RJ45 connectors? - HCBBS Forum
49. Classification of forging equipment based on the transmission method - HCBBS Forum
50. Job posting - HCBBS Forum
51. Daily Security Management Question (12.30) - HCBBS Forum
52. GB 5226.6-2014 Mechanical and electrical safety – Mechanical and electrical equipment – Part 6: Technical requirements for construction machinery - HCBBS Forum
53. Daily Water Treatment Question (12.30) - HCBBS Forum
54. Siemens FM350-2 module for measuring flow rate - HCBBS Forum
55. Is it okay? Okay? Okay? - HCBBS Forum
56. Who can provide the quality management requirements of GB/T19001-2016? - HCBBS Forum
57. Emamectin benzoate production process - HCBBS Forum
58. Q/SY 1309-2010 Safety Regulations for the Loading and Unloading of Refined Oil and Liquefied Petroleum Gas in Railway Tank Cars - HCBBS Forum
59. The GB/T32040-2015 standard is useful for learning*. - HCBBS Forum
60. Cock’s role - HCBBS Forum
61. HGT 21581-95; General provisions, graphic symbol specifications, and material database - HCBBS Forum
62. Have you tried all the 40 common local dishes listed by netizens? - HCBBS Forum
63. Device Inspection Song - HCBBS Forum
64. Requirements regarding the drawing of PFD diagrams?! - HCBBS Forum
65. Strength design of the lifting screws for heat exchanger tube sheets - HCBBS Forum
66. DBJ53/T-76-2016 Safety Technical Regulations for Wheel-type Steel Pipe Scaffolds in Building Construction - HCBBS Forum
67. Why is the flange bypass resistance value set at 0.03 ohms? - HCBBS Forum
68. Forum resource post: Collection of animations and GIFs - HCBBS Forum
69. What are your thoughts on using equipment inspections for preventive maintenance? - HCBBS Forum
70. T/GIEHA 014-2019 Qualification Grades for Professional Fume Duct Cleaning Agencies - HCBBS Forum
71. Urgently need floor plans and elevation drawings for the workshop equipment layout of PVC. . . For submitting homework, thank you - HCBBS Forum
72. Quality indicators for the production of coal-based needle coke - HCBBS Forum
73. HG/T 20534-2021 Design Code for the Preparation of Chemical Solid Raw Materials and Fuels - HCBBS Forum
74. Development trends of high-temperature resistant anti-corrosion coatings and current status of such coatings - HCBBS Forum
75. Seek help: Diagrams from 05SFD10 “Code for Design of Civil Air Defense Basements” – Electrical discipline - HCBBS Forum
76. Starting from January, these new regulations will come into effect! - HCBBS Forum
77. NB/T 10623-2021 Low-pressure Reciprocating Slurry Diaphragm Pump Sets - HCBBS Forum
78. Electrodes used in electric contact level gauges - HCBBS Forum
79. Basic requirements and formulation principles for safety assessment countermeasures - HCBBS Forum
80. Understanding of the terms \"penetration\" and \"transcendence\" in chemical engineering. - HCBBS Forum
81. JGJ/T 253-2019 Technical Standard for Insulation Systems Using Inorganic Light Aggregate Mortar - HCBBS Forum
82. Seeking help regarding regulations for loading/unloading hazardous chemicals - HCBBS Forum
83. Reasons for coal collapse - HCBBS Forum
84. At least announce the date when the results will be released; it’s really annoying to have to wait without any deadline - HCBBS Forum
85. Chlorine dissolution - HCBBS Forum
86. Looking for a teacher familiar with heat exchange and fan calculations - HCBBS Forum
87. NB/T 10165-2019 Intrinsically Safe Electric Ball Valve for Mining Use - HCBBS Forum
88. GB/T 20636-2006 - HCBBS Forum
89. HG A016-1983 Technical Regulations for Safety in Methyl Sulfide Production - HCBBS Forum
90. NB/T 20159-2021 Technical Specifications for the Construction of Steel Linings in Pressurized Water Reactor Nuclear Power Plants - HCBBS Forum
91. Dear brothers and sisters, please help - HCBBS Forum
92. GB/T 31708-2015 Safety of sports products – Guidelines for risk assessment - HCBBS Forum
93. Simulation of IGCC systems in Aspen (English Seminar files and Aspen files) - HCBBS Forum
94. What materials are needed to obtain a certificate? - HCBBS Forum
95. Installation of flow meters - HCBBS Forum
96. Precautions for blind plates – Use as few blind plates as possible - HCBBS Forum
97. DBJT 08-1985-1998 Leakage protection devices for gas pipelines and equipment in residential kitchens - HCBBS Forum
98. Is there an issue with the display of Bank’s regular interest? - HCBBS Forum
99. Has the \"Standard for Pollution Control of Hazardous Waste Incineration\" GB 18484-2014 been put into effect? - HCBBS Forum
100. Fire hazard categories for scientific laboratories - HCBBS Forum