selective logging meaning in English

选择砍伐

The boeing 234 helicopter performs selective logging
波音234直升机正搬运砍伐的树木。
Now , a more detailed satellite observation system is able to detect selective logging , and the findings show much more widespread timber harvests than had been thought , according to a report in friday ' s issue of the journal science
现在，一种更为详细的卫星观测系统让这种选择性的伐木行为得以被发现。最新的观测结果显示，在这一地区，树木遭到砍伐的情况比研究人员先前预想的更加严重。
Annually , selective logging disturbs an area totaling about the size of connecticut , according to lead author gregory asner of the carnegie institution of washington and stanford university . " selective logging negatively impacts many plants and animals and increases erosion and fires
主要研究人员美国卡内基研究院的格雷戈里艾斯纳表示，每年，选择性伐木行为都会使一个面积相当于美国康涅狄格州大小的区域受到扰乱。