1) meridional expansion
子午扩张
1.
In turbofan engine\'s design,the structure with a large meridional expansion was used between HP and LP turbine,and this structure has brought the difficulty for the low pressure turbine design.
在涡扇发动机的设计中,高低压涡轮过渡段处多采用较大子午扩张的结构,此结构给低压涡轮设计带来了难度。
2.
As two common flow characteristics, the upper endwall separation and strong upper endwall secondary flow have great impact on the aerodynamic performance of large meridional expansion turbines.
大子午扩张涡轮易发生外端壁流动分离,并产生较强顶部二次流。
2) spanning sub-graph
扩张子图
3) Euler characteristic number
扩张函子
4) expanding soliton
扩张孤立子
1.
The existence of gradient Khler_Ricci expanding solitons on C n and signs of their section curvatures are studied.
在Cn 上找到了所有 (包括不完备 )的旋转对称的梯度型扩张孤立子 ,并对这些孤立子的截面曲率符号进行了研究 ,得到了一类截面曲率为负的不完备的扩张孤立
5) expanding subspace
扩张子空间
6) roller expander
滚子扩张器
补充资料：子午
1.指南北。古人以"子"为正北，以"午"为正南。 2.指夜半和正午。旧时计时法，以夜间十一时至一时为"子"时，以白昼十一时至一时为"午"时。 3.见"子午谷"。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条