Research on the Distribution of Emergency Supplies during the COVID-19 Epidemic

Table 2

Point-of-demand specific data.

No	Horizontal coordinate (km)	Vertical coordinate (km)	Cargo demand (t)	The left time window (h)	The right time window (h)	Service time (h)
1	107	77	3.4	1.5	3.5	0.2
2	109	139	0.8	3.0	5.5	0.2
3	120	22	3.9	2.0	5.0	0.2
4	48	47	1.9	1.5	5.0	0.4
5	116	22	3.2	2.0	5.5	0.2
6	12	138	1.4	4.0	8.0	0.5
7	86	40	2.2	1.5	3.0	0.4
8	121	124	2.1	2.5	5.0	0.2
9	61	57	3.5	4.5	8.0	0.2
10	40	113	2.3	2.0	3.5	0.2
11	129	24	1.8	2.5	5.5	0.4
12	12	84	1.6	2.0	4.5	0.4
13	44	116	2.7	3.0	6.0	0.2
14	102	52	1.5	3.5	5.5	0.2
15	41	36	1.3	4.0	7.0	0.2
16	132	138	2.4	3.0	6.0	0.4
17	104	139	2.9	3.0	5.0	0.2
18	104	54	1.3	1.0	3.5	0.4
20	46	133	700	120	270	24