In silicate minerals and magnetites existed isomorph tin.
硅酸盐矿物和磁矿中都存在类质同象态锡。
In silicate minerals and magnetites existed isomorph tin.
硅酸盐矿物和磁矿中都存在类质同象态锡。
Quartz, zircon, magnetite, gold are major constituents of littoral placers in Shandong province, while shell, ballstone, ilmenite, rutile being secondary.
山东省滨海砂矿英、锆英、磁矿、砂金等,次贝壳、球、钛矿、金红等。
Apart from magnetite and almandine garnet, the skarn also contains these minerals: idocrase, actinolite, epidote, fluorite and andradite (another garnet mineral).
要构成矿物除磁矿和铝榴外,矽卡岩尚有他矿物如符山,阳起,绿帘,萤及钙榴。
Evolving process of hub dynamo which used in bicycle is presented. The performance of magnetite viz. ferrimagnetism or NdFeB is analyzed. The prospect of marketing is viewed.
摘要介绍了自行车上使用的花鼓式发电机的演变过程,分析了所用磁,即氧体或钕硼的性能优劣,并进行了市场前景展望。
For sinter with 25% and 50% MAC fines the iron oxides mainly consisted of hematite and magnetite, the bonding phase were mainly dicalcium silicate, glassiness, and a few amount of calcium ferrite.
配比25%和50%的两种烧结矿中氧化物均赤矿、磁矿,粘结相要酸钙、硅酸二钙和玻璃质,但酸钙数量不多。
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