This propeller fan has a boss that rotates about an axial center and a plurality of blades disposed on the outer peripheral part of the boss. The blades have notches in the trailing edges thereof. The notches have three or more notched portions having triangular shapes in an overhead view, ...
remote meteorological data and results applied to a water temperature model (Miramichi River, Canada) 小气候比较对 遥远的气象数据和结果适用了于水温模型 (Miramichi河,加拿大) [translate] acognitive facilitation 认知帮助 [translate] aThere is still a difference between simulation 仍然有模仿之间的一个...
aIt wouldn't fully cut the grass because the self-propeller was pushing much of it back down just before the blade went to cut it. Even if I turned around and went over it again, it didn't make a difference. I had to back up to cut all of the grass in the row. 它没充分地将...
An axial fan has a motor-driven rotating shaft (axis) on which are mounted skewed blades that pull air in and force it out in a direction parallel to the shaft. Axial fans are sometimes called propeller fans. You may also hear the terms tubeaxial or vaneaxial fans. These are simply axia...
aUnder such transfer systems, known as capacity equalization or foundation grants, each government receives a transfer equal to the difference between its measured tax base and either the average base of all regions or a measure of fiscal needs, multiplied by some target tax rate. Thus a capacit...