The design and fabrication of the silicon optical bench for passive-aligned packaging of optical transmitter are presented, and the silicon optical bench can be massy produced.

The establishment of offshore oil platform will change the hydrodynamic conditions around the platform, among them, the scouring phenomena in the neighborhood of the platform foundation and its connected pipelines and cables will constitute a threat to the safety of platform and submarine pipeline and cable.

This paper studies the key technologies for the framework of basic platform of public information on water resources protection in the Yellow River Basin, which will be constructed by the Yellow River Conservancy Commission.

The significance, opportunities, challenges and problems were also analyzed in this paper, and a lot of strategies and countermeasures were put forward, it is suggested that 12 kinds of basic platforms or systems should be set up to strengthen the development of agricultural standardization.

Based on the relative GIS software and development theories,puts forward the general design of GIS foundation platform and provide some key implementation for part of the function.

It points out the foundation platform should be planned and established in a unified way and remote sensing technology should.