major lobe造句

• A minor lobe is any lobe except a major lobe.
• For example, a ratio of or produces a figure with three major lobes ( see image ).
• In some antennas, such as split-beam antennas, there may exist more than one major lobe.
• The last phases involved several major lobes : the Des Moines lobe, which flowed down toward Green Bay from Lake Michigan.
• The "'parietal lobe "'is one of the four major lobes of the cerebral cortex in the brain of mammals.
• The directional antenna produces a kidney shape, with the major lobes of its antenna pattern toward the north-northeast and west-southwest.
• The level of minor lobes is usually expressed as a ratio of the power density in the lobe in question to that of the major lobe.
• The beam solid angle can be approximated for antennas with one narrow major lobe and very negligible minor lobes by simply multiplying the half-power beamwidths ( in radians ) in two perpendicular planes.