2) precast block
预制块
1.
Brief introduction of building furnace with refractory precast block
采用耐火浇注料预制块筑炉简介
2.
The research shows that the carbon absorption rate can be up to 90% approximately by using the pretreated carbon powder and precast block penetration method.
研究表明,经过预处理的碳粉,采用预制块压入法可使碳的吸收率稳定在90%左右。
3.
Test and study of coal ash concrete for precast block of slope protection ofriver course is carried out for applying coal ash concrete to slope protection project.
为了使粉煤灰混凝土应用于河道护坡工程，进行了河道护坡预制块粉煤灰混凝土的试验研究，在原混凝土配合比的基础上掺入一定量的粉煤灰，实验结果表明，粉煤灰混凝土是一种降低能耗、增加强度、降低成本、节约资金的有效途径。
3) preform
[英][pri:'fɔ:m] [美][pri'fɔrm]
预制块
1.
The research of preform fabrication teachnique of magnesium matrix composites;
镁基复合材料预制块制备工艺的研究
2.
Present technologies of preform of hybrid reinforced metal matrix composites,sorts of binders,drying methods and sintering processes are surveyed.
对混杂增强金属基复合材料增强相预制块从不同方面进行了详细的介绍,对混杂增强金属基复合材料增强相预制块制备工艺技术、粘结剂类别、烘干烧结工艺等研究现状进行了综述,指出了预制块制备中存在的问题,提出了今后的发展方向。
3.
High quality preforms are important for discontinuously reinforced composites made by the pressure infiltration method.
采用压力浸渗方法制备非连续增强复合材料需要高质量的预制块。
4) precast concrete block
砼预制块
1.
The material quality is poor in Cixi city, it s feasible and economic to using the precast concrete block instead of stone in the bank protection.
慈溪市山塘资源相对贫乏,且材料质量差,选用砼预制块代替干砌石护坡,不论从施工上还是经济上都是确实可行的,在河道整治中也是一种符合现代化施工管理的新办法。
5) fabricated language unit
语块预制
1.
Hence force, it is suggested that ‘internet chat vie fabricated language units’ be put into practice in college English oral teaching and learning.
如何在现有的条件下,加强大学英语的口语教学?本文认为“语块预制、网上聊天”不失为一种有效的手段和新尝试。
6) precast lining
预制垫块
补充资料：预制
1.预先制造的。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条