用益权的

At first, serf works and services are necessary to the lord's demesne. Second, lord can draw in part of the output of the serfs'manses. Thirdly, through labor, serf can get the part output of the manse to live on.

首先，农奴的存在使得自营地的经营有了劳动力保障；其次，领主凭借领主权有权从农奴份地收获中抽取部分物资；另外，农奴以劳动换取份地的部分用益权利以维持生计。

It can exist solely under the certain condition. It may be the sole usufruct.

空间权在一定条件下是完全可以单独存在的，它可以是单独的用益物权。

Analyze through comparisons its differences from traditional usufruct, the right of using natural resources and land using right .

分析了海域使用权性质，认为海域使用权为一种公法上规定的具有较强公共性的私权，是一种物权，是一种用益物权

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。