In combination with a real copper-iron deposit, some techniques and methods concerning the study of deposit modelling using three-dimension geological statistics were studied.
结合一个实际的铜铁共生矿床，对应用三维地质统计学方法研究矿床建模工作涉及的若干技术与方法。
Should still be using a wider range of methods and tools as complementary methods to improve and perfect the artificial neural network to Shanghai copper futures forecasting capabilities.
仍然应该采用更广泛的方法和手段作为补充方法，提高和完善人工神经网络对沪铜期货的预测能力。
Methods:The liposome peroxidation was initiated by phenanthroline copper chelate by using ultraviolet spectromter and TBA methods.
目的：探讨菲咯啉铜配合物与脂质体过氧化损伤的相关性。
Owing to their large size and toughness, the copper blocks were hard to cut by using other common methods, and therefore, the explosion cutting has to be adopted.
大型铜块体尺寸大、韧性好，其他方法很难拆分，因此只能采用爆破法将其切割。
Owing to their large size and toughness, the copper blocks were hard to cut by using other common methods, and therefore, the explosion cutting has to be adopted.
大型铜块体尺寸大、韧性好，其他方法很难拆分，因此只能采用爆破法将其切割。
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