brick cavity wall是什么意思

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用法例句

Numerical calculation and analysis for heat transfer and cooling load harmonic performance of porous brick and hollow brick walls;

多孔砖和空心砖墙体传热过程和冷负荷谐波性能的数值计算与分析

Bone Transplantation for Fracture of Lumbar and Thoracic Vertebrae Through Hollow Bone-planting Appliance;

经椎弓根空心椎体植骨器的设计与临床应用

Construction technology of hollow and high pier of railway bridge;

铁路桥梁空心高墩施工技术

The preparation and application of hollow core-shell structured nanomaterials were introduced in this article.

本文对空心核壳结构纳米粒子的制备研究及应用进行了综述。

The article introduces the main characteristics and application prospect of prestresses reinforced concrete hollow square pile.

文章介绍预应力钢筋混凝土空心方桩的主要特点及应用前

Prefabricate hollow square pile is a kind of new pile,of which performance is between the solid square pile and prestressed pipe pile.

预制空心方桩兼备预制桩和预应力管桩的一些特性。

Electroless plating Co-P alloy on the surface of fly ash cenospheres;

空心微珠表面化学沉积Co-P合金研究

Nanocomposite microwave absorbing coatings were prepared by using prepared Ni-Co-P/CNT and Ni-Co-P/fly ash cenospheres composite powders as absorbers,choosing epoxy resin as film forming resin and adding some proper solvent,curing agent and auxiliary agents.

以Ni-Co-P/CNT复合粉体和Ni-Co-P/空心微珠复合粉体作为吸收剂,选用高分子聚合物环氧树脂作为成膜树脂,同时加入适当的溶剂、固化剂和助剂制备出纳米复合微波吸收涂料,并将涂料涂刷于塑料薄板上制备出涂层样品。

NiS2 hollow microspheres were prepared by hydrothermal reaction between NiCl2·6H2O and Na2S2O3·5H2O at the low temperature of 150°C.

5H2O为原料,在150℃较低温度的水热条件下制备了NiS2空心微球,用XRD和SEM对产物进行了表征,NiS2粉体的X射线衍射的衍射峰均与标准衍射图一致(JCPDS:653 325,立方晶系,a=0。

Subsequently, the similar microstructured NiO hollow microspheres were obtained by calcining the above precursor at 400 ℃ for 2 h.

报道一种非常简单的制备NiO和Ni(OH)2空心微球的无模板水热法,即通过NiCl2与氨水在140℃水热反应12h,制备了Ni(OH)2纳米片自组装的空心微球,经400℃热处理2h得到了NiO空心微球。

NiS hollow microspheres were synthesized by the reaction of nickel acetate and thioacetamide inethanol at 150 ℃.

以醋酸镍和硫代乙酰胺为原料,乙醇为溶剂,在150℃的溶剂热条件下制备了硫化镍空心微球,并用XRD,TEM,SAED和SEM对产物进行了表征。