大体积混凝土施工常用的外加剂是()。A、减水剂B、缓凝减水剂C、引气剂D、早强剂...
Thursday, May 4, 2023
Wednesday, September 14, 2022
Wednesday, September 14, 2022
Wednesday, September 14, 2022
Thursday, September 15, 2022
Wednesday, September 14, 2022
水泥试体成型试验室的温度应保持在(),相对湿度应不低于50%。...
Thursday, September 15, 2022
造成熟料f-CaO含量高的原因有哪些?可采用什么措施解决?...
Thursday, May 4, 2023
Wednesday, September 14, 2022
Thursday, September 15, 2022
Wednesday, September 14, 2022
Thursday, December 28, 2023
铂铑—铂热电偶所用的补偿导线正极材质是铜,负极的材质是()。...
Thursday, September 15, 2022
出厂水泥必须检验的项目不包括()。A、七天强度B、三天强度C、MgOD、SO3含量...
Thursday, February 1, 2024
化验室常用的化学试剂一般分为三级,其中优级纯瓶签颜色是()色。...
Sunday, September 11, 2022
燃煤热值急剧下降,整个系统温度(),容易发生()现象。...
Thursday, September 15, 2022
Saturday, February 11, 2023
Thursday, September 15, 2022
Wednesday, September 14, 2022
HFM合并系统的C3维度选择“CarryAuditAdjs–本地...
Thursday, September 15, 2022