Communication in authentic situations usually requires the simultaneous engagement of lexical, grammatical, phonetic and pragmatic language abilities.
真实语境中的交流同时也是词汇、语法、语音和实用语言能力的综合应用。
The invention incorporates four main variables, dwell time, chain length, chain speed and the number of closed die cavities in simultaneous engagement.
本发明引入四个主要的可变量，停 留时间、链长度、链速度以及处于同时接合状态的闭合的模腔的个数。
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