The respiration rate (R) was the highest at midday with single-peaked curves of diurnal variation.

暗呼吸速率日进程呈单峰曲线，中午最高。

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The stem sap flow of T. ramosissima presented a single-peaked curve, with an obvious day and night variation rhythm and fluctuated with environment factors.

多枝柽柳的茎干液流呈单峰曲线型，有明显的昼夜变化规律，茎干液流随环境因子变化而波动；

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The list of one-hit makers is ranked by how high their first single climbed on the charts compared with how low their sophomore efforts peaked on the charts.

CNN: Billboard ranks decade's one-hit wonders

The epidemic peaked in November 1967 when more than 400 farms reported outbreaks in a single week.

CNN: Farmers haunted by 1967 virus epidemic

Eddie Murphy actually managed to score a hit with his 1985 single How Could It Be--the Rick James-produced song Party All the Time peaked at number two on the Billboard charts.

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