The path analysis indicates that fineness is a limiting factor to simultaneous improvement of yield and fiber quality traits in current cultivars.
相关遗传力通径分析显示细度是现代品种产量和品质同时改良的限制因子。
Thirdly, the drop in price and the simultaneous improvement in the functions have made it possible for an average person to make use of a cell phone.
最后，手机迅速降价，同时其功能迅速改进，使得普通人都使用。
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