powdered copper 中文意思是什麼
powdered copper
解釋
銅粉-
He found that the red pigment proved to be iron oxide, hematite ; a yellow consisted of clay containing iron or yellow ochre ; a blue color was a finely powdered glass ; and a pale blue was a copper carbonate, probably azurite ; green were malachite ; black was charcoal or boneblack ; gray, a limestone mixed with charcoal ; and a quantity of pigment remaining in a paint pot used in the decoration, contained a mixture of hematite with limestone and clay
他發現紅顏料是鐵的氧化物赤鐵礦；黃色顏料由含有鐵或黃赭色粘土組成；藍顏色為細微的玻璃粉；而普藍就是碳酸銅，或許是藍銅礦；綠顏料為孔雀石；黑色為木炭或骨黑；灰色，石灰石混合木炭而成；而一些顏料殘留在用於彩繪裝飾的顏料瓶里，含有赤鐵礦與石灰石及粘土的混合物。 -
In addition, another experiment was carried out that the powdered aluminum and copper was pressed in one die with a same pressure and infiltrated them after that with a hardness test of the aluminized copper sample and the obvertion of its microstructure
本文還試驗了通過銅粉與鋁粉在同一模具內，同一壓力下壓制后熔滲的實驗，並對滲后的試樣進行了硬度測試和微觀組織的觀察。 -
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專業經營普通機械設備、金屬材料、電子產品、紡織品原料、五金交電、塑料製品、皮革製品、裝飾材料等的批發、零售、倉儲；兼營化工原料，橡膠碳黑，建築材料，礦粉（金銅鐵） ，農副產品，水產品。
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