ประโยคภาษาจีน : 中文句子 |
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běn wén 本文 lùn shù 论述 bǐng xī 丙烯 jù hé 聚合 cuī huà jì 催化剂 fā zhǎn 发展 duō xiàng 多相 xíng 型 jīng lì 经历 sān dài 三代 jūn 均 xiàng 相 yǒu 有 tài 钛 gào 锆 hā 铪 hé 和 fán 钒 děng 等 jì 系 |
The Catalyst of Poly - Propylene had been stated, there were three generation of heterogeneous Z -N, but homogeneous included Titanium, Zirconocene, Hafnium and Vanadium. |