This paper is concerned with the stochastic bounded consensus tracking problems of leader–follower multi-agent systems, where the control input of an agent can only use the information measured at the sampling instants from its neighborhood agents or a virtual leader with a time-varying...

This work is based on the dry sliding wear of NiCrBSi reinforced coating deposited on TA15 titanium alloy using the laser cladding technique, the parameters of which were such as to provide almost crack-free coatings with minimum dilution and very low porosity. SEM results indicated that a laser...

The ‘5.12’ earthquake in 2008 and the ‘8.13’ debris flow in 2010 brought huge losses of life and property to Qingping Township. Farmers’ livelihoods assets were also seriously affected and damaged. These led to a change in farmers’ livelihood styles and reduction in their income. A...

Base on 3 m×3 m grid in sloping cornfield with soil auger in Yingwugou Small Watershed of the Dan River Basin, a total of 39 sampling points were collected, and soil water content and nutrient content were measured in different soil depths. Meanwhile, the soil properties of different depth have...

Greening construction is an important part of the construction of ecological residential areas, but there exist some misunderstandings in greening construction of ecological residential districts at present. Based on the description of functions of green space in ecological residential areas,...