While standard degree of closing of the plantation reached 0.85, current annual increment of DBH started to decline, and the intensity of thinning should not exceed 30%.
林分标准郁闭度达0.85以上时,胸径连年生长量已下降,株数间伐强度以不超过30%为宜。
And, it is doubly useful to compare these views and assessments against some standard or baseline, in order to understand the degree of variance from an ideal.
为了了解与理想情况的差异程度,将这些观察和评估与一些标准或基线比较是非常有用的。
A close examination of most DTDs, however, reveals a fair degree of flexibility-particularly if the DTD is from a generic source or derived from a standard or specification.
然而,对大多数DTD的密切观察就会发现相当程度的灵活性—特别是当这个DTD源于普通资源或者来自一个标准或规范时。
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