Pre-setting Period 预凝时期 ; 凝前期
flowering and boll-setting period 花铃期
High period duration setting 高发期持续时间设置 ; 高期期限设置
In the blooming and fruit setting period of plants, most flowers of plants sensitive to TYLCV was wilt and only few fruits were left.
田间植株在开花结果期时,感病植株大部分花穗凋萎,结果稀少。
The concrete precast unit during setting period in winter season, would be most likely damaged by freezing and eventually reduced in strength and durability.
冬季施工的混凝土构件,在硬化过程中有可能遭受冻害。
So think about what would be a good period to set the expiration date to instead of arbitrarily setting it to some value.
因此,思考一下如何设置一个合适的过期日期,而不要随意设置它。
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