“pentad”的概念、定义、翻译、参考文献-科学参考

单词	pentad
释义	pentad [`pen´tad] ^CLIMATOLOGY A period of 5 consecutive days, often preferred to the week for climatological purposes since it is an exact factor of the 365-day year.
随便看	roller roller analyzer roller bearing roller bit roller cam follower roller chain roller coating roller cone bit roller conveyor roller drying roller gate roller-hearth kiln roller leveling roller mill roller printing roller pulverizer rollers roller stamping die roller stripping Rolle's theorem roll film roll flattening roll forging roll forming roll in

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