grinding ball的用法和樣例：
例句
- The non-equilibrium crystallizing processes and the characteristics of the metal mould nodular iron grinding ball have been discussed in this paper.
摘要用彩色金相法分析研究了金屬型球鐵磨球非平衡凝固過(guò)程和特性。 - Variation and failure of the grinding ball of high chromium white cast iron during production and service are mainly caused by the internal stress.
內應力是造成高鉻白口鑄鐵磨球在生產(chǎn)和服役過(guò)程中出現變異和失效的主要原因。
