物体一的原重量为1。
凋落物分解至原重量一半约需5个月左右(雨季)，一年半后重量减至原重的19%。
It took about 5 months for the litter to lose half of its weight in wet season. The litter decreased to 19 % of the original weight in 18 months.
到货净重短少，系原发货重量不足所致。
The shortage in net weight of delivered cargo was due to insufficiency of originally dispatched weight.
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