Psychologists have identified four zones of interaction for Americans: the __________ zone, the __________ zone, the _______ zone, and the _______ zone.

Zone of soil moisture is a zone where water is held by molecular attraction on soil<br/>particles in the near-surface zone.

The shear failure zone of foundation assumed by Terzaghi theory is also divided into three zones, namely elastic zone, transition zone and passive zone.

The shear failure zone of foundation assumed by Terzaghi theory is also divided into three zones, namely elastic zone, transition zone and passive zone. A: 正确 B: 错误

The distance zone ranging from 4 feet to about 8 feet is referred to as the ______ zone. A: public B: intimate C: socio-consultative D: D. casual-personal

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

The distance of the intimate zone is ________________, the personal zone is ____________, the casual zone is ___________, the public zone is _______________.

Wuzhou lies in _______. A: the tropical zone B: the cold-temperate zone C: the subtropical zone D: the temperate zone

The unsaturated zone (vadose zone) is the area above the zone of saturation.