A forester may be responsible for conducting a logging study for a portion of forest in California to determine the total dollar value of trees in areas suitable for logging.
加利福尼亚州部分森林的研究，以确定适宜采伐区域内树木的美元总价值。
The diameter of post is 54MM, and with special designed needle plate suitable for stitching the small-curved portion.
釜座直径为54MM，且采用特殊设计的针板，可适用于缝制具有小曲度的物品；
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