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1.目前我国采用的大模板主要有平模、大角模、筒子模、模数式组合大模板四种类型,以模数式组合大模板优点较多。(第11期22页)2.减水剂分为早强型、正常型和缓凝型三类,应分别情况选用。(第2期20页)3.混凝土内氯盐掺量大于用水量的1%时,应掺加适量阻锈剂。常用的阻锈剂有亚硝酸盐、重铬酸盐和磷酸盐等。(第10期28页)4.毛石墙灰缝厚度应在2~3厘米之间,每天砌筑高度不宜超过1.2米。(第
1. At present, the large templates used in China mainly include four types of flat molds, large corner molds, bobbin molds, and modular molds. The combination of large molds with modular patterns has many advantages. (No.11, 22 pages) 2. The water reducer is divided into early strength type, normal type and slow set type, and should be selected separately. (2nd issue, 20 pages) 3. When the amount of chloride salt in the concrete is more than 1% of the amount of water, an appropriate amount of rust inhibitor should be added. Common rust inhibitors include nitrites, dichromates, and phosphates. (No. 10, 28) 4. The thickness of the mortar joints of the stone wall should be between 2 and 3 cm. The height of the masonry should not exceed 1.2 meters per day. (The