The ballast for the roadbed to pick up and job machine null for the PURPOSE: To enhance the working efficiency of flattening the ballast on a track bed by picking up surplus ballast from the track bed by a ballast pickup me... Y Toireru,ヨセストイレル,F Eereraa,... 被引量: 0发...
In a television system, means for focusing a scene upon a light responsive area, means for focusing the scene on a viewing area, means for selecting a desired portion of the image of said scene appearing on the viewing area, and means for causing said focusing meai.s to automatically ...
This is a comprehensive and timely review on a ring system present in many drugs. A huge number of patents have been analyzed and discussed in it, with a focus on inhibitors of phosphatidylinositol-3-kinase , inhibitors of protein kinases as well as other enzymatic systems. This is apparently...
the corresponding as x1k(2 ≤ k ≤ n) is satisfies confirmed, min ,∉ calculate , , each from σjk,i by = 2 to formula = (14) aIfnd l=et x ik, =oujtpwuhtilethteheincoitriraelspseoqnudeinngcej s a t i(s1fi≤es 1 ≤≤j≤m N i)n,j;∈/Xoktσhjek,ir,wfriosme, ...
A Novel Hybrid Genetic Algorithm for the Location Routing Problem with Tight Capacity Constraints. Appl. Soft Comput. 2019, 85, 105760. [Google Scholar] [CrossRef] Perboli, G.; Tadei, R.; Vigo, D. The Two-Echelon Capacitated Vehicle Routing Problem: Models and Math-Based Heuristics. Trans...