Order picking is a critical and labour-intensive warehouse management operation that involves removing items from storage locations to fulfil customer orders.This paper analyses a new order-picking problem based on the real case of a Canadian shoe manufacturer characterised by a warehouse with random storage, where different product types can be as
A positioning grid is a key clamping structure for fixing the transverse and axial positions of fuel assemblies in nuclear reactors, and it is generally prepared by the transverse stamping of a Zr-4 sheet.However, the texture formed in the processing process of Zr-4 sheets can affect formability, resulting in cracking in the stamping process.Theref
Mohnia kurilana Dall, 1913 was described more than 100 years ago from deep waters off the Kuril Islands and remains exceedingly rare in museum collections.Originally placed in the carnivorous neogastropod family Buccinidae, fragmentary soft parts from the type lot and from several specimens belonging to allied species collected in the Aleutian Isla
Type III secretion systes are highly conserved among gram-negative orange peel cestrum plant and animal pathogenic bacteria.Through the type III secretion system, bacteria inject a number of virulence proteins into the host cells.Analysis of the whole genome sequence of Pseudomonas syringae pv.tomato DC3000 strain identified a locus, named HopPtoF,
Most countries have active road safety policies that seek the objective of reducing deaths in traffic accidents.One of the main factors in this regard is the awareness orange peel cestrum of the safety measures, one of the most important being the correct usage of the seat belt, a device that is known to save thousands of lives every year.The prese