material change of use的意思|示意

The data of land use change of Chuzhou between 1996 and 2005 are used as the basic data and material for the study.

本研究采用滁州市1996 - 2005年土地利用变更数据作为研究的基础数据与材料。

The solar dynamic power module proposed for the space station uses the heat of fusion of a phase change material (PCM) to efficiently store thermal energy for use during eclipse periods.

利用相变材料（PCM）的熔化潜热来蓄热可以保证空间站太阳能热动力系统在轨道的阴影期内仍能连续发电。

Thus, in non-stereotyped doctrine of integrated exploration of the media, in the full use of integrated material change, there can not be ignored significance.

由此可见，在非定型主义对综合媒介的探索中，在充分利用综合材料的变革中，有着不可忽略的意义。

Use constructional type of progressive dies, change present one step operation of single die construction for two-step blanking, i. e, first step semi-blanking, second ejecting material.

用级进模结构形式，改现行简单模结构的一工步操作的冲裁为两工步操作：第一工步为半冲裁，第二工步为推料。

However, in the use of these alloys, there are some problems of material science which should be solved, such as phase change temperature, hardenability and fatigue life.

但是这类合金在使用中也产生了不少材料科学方面的问题，如相变点、淬透性、疲劳寿命等。

Shaft Change: Three kinds of cutting shafts for optional using on this machine, which use quick changing shaft according to different material.

快速换轴装置：本机器有三种切割轴可共选用，采用快速换轴方式，因应不同材料需求。