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  1. Inspection for violations at construction sites (Phase 3, 2018.09.17) - HCBBS Forum
  2. 【Daily Question】Utilities - Mechanical & Electrical - 20190221 - HCBBS Forum
  3. 【Daily Discussion】Utilities - Civil Engineering - 20210220 - HCBBS Forum
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  8. 【Daily Discussion】Utilities - Mechanical & Electrical - 20200908 - HCBBS Forum
  9. Is it no longer allowed to use load switches in substations now? - HCBBS Forum
  10. Equipment installation has begun for the waste gas treatment project at Lanzhou Petrochemical Yulin Company - HCBBS Forum
  11. 【Daily Topic】【Civil Engineering Version 20170330】 - HCBBS Forum
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  14. Robot for installing large building panels - HCBBS Forum
  15. 10KV power distribution - HCBBS Forum
  16. 【Daily Discussion】Utilities - BIM Technology - 20200907 - HCBBS Forum
  17. The 100MW solar thermal project in Bortala Prefecture, Xinjiang is advancing at pace with commissioning scheduled as planned - HCBBS Forum
  18. [Haichuan Overseas Engineering] Updates on CNPC Pipeline Bureau’s Projects in Africa - HCBBS Forum
  19. Regarding 660V to 380V transformers - HCBBS Forum
  20. 【Daily Question】Utilities – Civil Engineering – 20200321 - HCBBS Forum
  21. About load levels - HCBBS Forum
  22. [Question of the Day] Utility Engineering - Mechanical & Electrical - 20191025 - HCBBS Forum
  23. 【Daily Discussion】Utilities - BIM - 20210120 - HCBBS Forum
  24. 【3D Process Flow】--AI Analysis of Combustible Dust Removal Systems - HCBBS Forum
  25. 【Daily Question】Utilities - HVAC - 20190425 - HCBBS Forum
  26. 【Quality Version】One Question per Day 2018-6-28 (True/False Question) - HCBBS Forum
  27. 【Utilities – Civil Engineering Version】20181117 - HCBBS Forum
  28. 【Daily Question】Utilities - Mechanical & Electrical - 20200126 - HCBBS Forum
  29. Help, is there a crack in this weld? - HCBBS Forum
  30. [Utilities – Water Supply and Drainage Section] 20181210 - HCBBS Forum
  31. 【Daily Question】Utilities - Water Supply and Drainage - 20191104 - HCBBS Forum
  32. 【Daily Question】Utilities – Civil Engineering – 20190404 - HCBBS Forum
  33. 【Daily Question】Utilities - Water Supply and Drainage - 20200309 - HCBBS Forum
  34. Global Jilin Chemical Construction’s 600,000 tons/year styrene plant achieved successful commissioning on the first attempt - HCBBS Forum
  35. [Question of the Day] Utility Engineering - Mechanical & Electrical - 20200515 - HCBBS Forum
  36. 【Daily Question】Utilities - Water Supply and Drainage - 20200626 - HCBBS Forum
  37. 【Daily Question】Utilities - Water Supply and Drainage - 20190428 - HCBBS Forum
  38. [Civil Engineering Version] Daily Question 20171210 - HCBBS Forum
  39. 【Utilities — HVAC Edition】20181012 - HCBBS Forum
  40. 【Daily Question】Utilities - Mechanical & Electrical - 20200424 - HCBBS Forum
  41. The first batch of motors for the sulfur recovery unit at Northern Huajin have successfully completed individual trial operations - HCBBS Forum
  42. 【Discussion of the Day】Utility Engineering – Water Resources and Hydropower – 20210507 - HCBBS Forum
  43. The Sino-Saudi Ghulai tank farm project, which is under EPC general contracting by Nanjing Engineering, has reached mechanical completion - HCBBS Forum
  44. 【Daily Discussion】Utilities - Civil Engineering - 20210124 - HCBBS Forum
  45. 【Daily Discussion】Utilities - BIM - 20210225 - HCBBS Forum
  46. Autotransformer step-down starting - HCBBS Forum
  47. 【Daily Question】Utilities - Water Supply and Drainage - 20191120 - HCBBS Forum
  48. 【Question of the Week】【Civil Engineering Version 20170713】 - HCBBS Forum
  49. 【Daily Question】Utilities - Water Supply and Drainage - 20190812 - HCBBS Forum
  50. 【Daily Question】Utilities - Civil Engineering - 20191002 - HCBBS Forum
  51. 【Daily Question】Utilities - HVAC - 20190523 - HCBBS Forum
  52. The issue of whether circulating water pipes should be buried or installed above ground - HCBBS Forum
  53. 【Daily Question】Utilities - Civil Engineering - 20191007 - HCBBS Forum
  54. What kind of home do children need - HCBBS Forum
  55. Sharing key points for the operation of industrial ultra-pure water equipment - HCBBS Forum
  56. 【Question of the Week】【Civil Engineering Version 20170622】 - HCBBS Forum
  57. [Civil Engineering Version] Daily Question 20180209 - HCBBS Forum
  58. 【Daily Discussion】Utilities - BIM Technology - 20200914 - HCBBS Forum
  59. 【Daily Question】Utilities - Civil Engineering - 20200112 - HCBBS Forum
  60. 【Daily Discussion】Utilities - BIM - 20210402 - HCBBS Forum
  61. Solutions for data anomalies in EDI devices - HCBBS Forum
  62. 【Quality Version】One Question per Day 20171208 - HCBBS Forum
  63. 【Daily Question】Utilities - Civil Engineering - 20190706 - HCBBS Forum
  64. How to address the decrease in water production volume of electronic-grade high-purity water equipment - HCBBS Forum
  65. 【Quality Version】One Question per Day 2018-3-23 (True/False Question) - HCBBS Forum
  66. [Civil Engineering Version] Daily Question 20180426 - HCBBS Forum
  67. 【Daily Question】Utilities - Water Supply and Drainage - 20191018 - HCBBS Forum
  68. 【Daily Question】Utilities - HVAC - 20200329 - HCBBS Forum
  69. 【Daily Discussion】Utilities - Civil Engineering - 20210125 - HCBBS Forum
  70. [Civil Engineering Edition] Daily Question – October 28, 2017 - HCBBS Forum
  71. 【Utilities – Civil Engineering Version】20181122 - HCBBS Forum
  72. 【Daily Question】Utilities – Civil Engineering – 20191031 - HCBBS Forum
  73. Rubber conversion rate and Mooney viscosity testing - HCBBS Forum
  74. 【Daily Question】Utilities - Mechanical & Electrical - 20190429 - HCBBS Forum
  75. 【Daily Discussion】Hydropower Engineering - 20200930 - HCBBS Forum
  76. The main structure of the first circulating water station for the auxiliary projects of Yulin Fine Chemicals has been successfully completed - HCBBS Forum
  77. 【Daily Question】Utilities - Mechanical & Electrical - 20190929 - HCBBS Forum
  78. 【Utilities – Civil Engineering Version】20181221 - HCBBS Forum
  79. “\"Red Armband\" HSSE Safety Inspection Team - HCBBS Forum
  80. 【Utility Engineering – HVAC Edition】20181127 - HCBBS Forum
  81. [Utilities – Water Supply and Drainage Section] 20180920 - HCBBS Forum
  82. 【Quality Version】One Question per Day 2018-6-2 (Short Answer Question) - HCBBS Forum
  83. [Civil Engineering Version] Daily Question 20180203 - HCBBS Forum
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  86. 【Weekly Topic】【Civil Engineering Version 20170811】 - HCBBS Forum
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  88. People’s Daily commented on “Winning the bid at a low price””: There is no quality without profit! - HCBBS Forum
  89. 【Utilities – Civil Engineering Version】20181028 - HCBBS Forum
  90. Why is it necessary to reduce the motor starting current by closing the outlet valve when starting a centrifugal pump? - HCBBS Forum
  91. 【Quality Version】One Question per Day 2018-4-26 (True/False Question) - HCBBS Forum
  92. 【Daily Question】Utilities - HVAC - 20200616 - HCBBS Forum
  93. Summary of common types of waterproofing projects and detailed treatment techniques - HCBBS Forum
  94. 【Daily Question】Utilities - Civil Engineering - 20200401 - HCBBS Forum
  95. For steel structure pipe galleries over long distances, thermal expansion and contraction need to be taken into account – are there any specific standards for this? - HCBBS Forum
  96. 【Daily Discussion】Utilities - Civil Engineering - 20210515 - HCBBS Forum
  97. The control cabinet is powered by a DC power supply; the positive terminal of this supply has a voltage of 0V with respect to ground, while the negative terminal has a voltage of -24V with respect to ground. What is the reason for this? - HCBBS Forum
  98. ASTM standards for expansion bolts - HCBBS Forum
  99. 【Daily Topic】【Civil Engineering Version 20170627】 - HCBBS Forum
  100. 【Daily Question】Utilities – Civil Engineering – 20190607 - HCBBS Forum
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