查询词典 sub assembly

In this paper, a seam tracking system based on photoelectric sensor which consisted of a photoelectric sensor, a sub-system of control and executive machine is studied. And a set of seam tracking software is developed using assembly language for MSC-51 microcomputer.

论文设计并研制了一套光电传感器式焊缝自动跟踪系统，该系统由光电传感器、控制系统和执行机构等组成，并根据系统的要求开发了基于MSC-51单片机的跟踪系统软件。

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。