铁心桥
铁心桥-
介绍了铁心桥国家粮食储备库的高大平房仓实现低温储粮的经验。
The experience of grain storage in low temperature in large warehouse of Tiexinqiao State Grain Storage is introduced .
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起动转矩由定予中三个不对称因素的联合作用产生：1.主极下的气隙沿旋转方向逐渐减少；2.整体铁心磁桥连接主极的后极尖和相邻的不带线圈的横轴磁极；
An airgap under the main pole is tapered down in the direction of rotation 2 . Solid iron flux bridges are inserted between the lagging tips of the main poles and the adjacent auxiliary poles without windings .