西方看成全球文化过程 global cultural process
能使成球辊成形出的铜球整体圆整度好，表面光滑无突，致密度优异并且成球效率高，以及在成球过程中没有材料损耗。
The ball forming process has high efficiency and no material loss, and the formed ball has high sphericity, smooth surface and high density.
确定了载体中含水及含醇的较佳范围，并指出二氯化镁醇合过程中加酯进行喷雾成球对载体形态和对催化剂聚合行为均不利。
The optimum values of them in the supports are found. It is suggested that the addition of ester during spraying has detrimental effects on the support particle morphology and olefin polymerization.
采用这一工艺过程进行连续成型试验，成球系数达到86.5%。
The determined technological process is applied to the continuous briquetting test with the agglomeration ratio reaching 86.5%.
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