According to gravity models, the number of trips produced in zone i and attracted to zone j depends on
A: Total number of trips produced in zone i
B: Total number of trips attracted to zone j
C: Total number of trips produced in zone j
D: Total number of trips attracted to zone i
A: Total number of trips produced in zone i
B: Total number of trips attracted to zone j
C: Total number of trips produced in zone j
D: Total number of trips attracted to zone i
A,B
举一反三
- Which of the following factors will lead to an increase in the number of trips produced in zone i and attracted to zone j? A: Total number of trips produced in zone i B: Total number of trips attracted to zone j C: Impedance to travel between zones i and j D: The friction factor between zones i and j
- An automobile manufacturer increased the total number of cars produced keeping the production cost the same. The manufacturer ________.
- Which zone is a system-defined zone？（） A: null zone B: trust zone C: untrust zone D: management zone
- In zone settling, sludge surface is between _____ . A: clean water zone and isoconcentration zone B: isoconcentration zone and transition zone C: transition zone and compression zone
- 30% to 40% of the total number of new words in English are produced through ______. A: compounding B: affixation C: conversion D: shortening
内容
- 0
The distance of the intimate zone is ________________, the personal zone is ____________, the casual zone is ___________, the public zone is _______________.
- 1
30% to 40% of the total number of new words in English vocabulary are produced through ______ .( ) A: affixation B: clipping C: compounding D: shortening
- 2
Wuzhou lies in _______. A: the tropical zone B: the cold-temperate zone C: the subtropical zone D: the temperate zone
- 3
The unsaturated zone (vadose zone) is the area above the zone of saturation.
- 4
Psychologists have identified four zones of interaction for Americans: the __________ zone, the __________ zone, the _______ zone, and the _______ zone.