D系列的双垂尾总量和比737的单垂尾轻70%。
The D-series’s twin tails are, in total, 70% lighter than a 737’s single one.
对边条翼双垂尾布局模型的流场进行了激光片光源显示实验研究。
The flow field visualization about the sections of double delta-wing by laser sheet technology;
采用七孔探针对一种边条翼双垂尾布局的飞机模型进行了空间压力场和速度场的测量。
Pressure and velocity fields of spatial cross section on an aircraft model with strake wing and double vertical tails were measured using a seven hole probe.
这些将会伴随有双座位J - 11bs版本，可以从近期这几张照片中那较高的双垂尾得以确认。
These will be accompanied by a version of the twin-seat J-11BS, identifiable in the recent images by its taller twin vertical stabilisers.
实验研究方面的内容和成果主要有四个方面：（1）边条翼布局飞机模型双垂尾抖振风洞实验研究。
The wind tunnel experiments include four aspects:1) A wind tunnel investigation of twin-vertical-tails buffet of a strake-wing layout was conducted to study the test method of tail buffet.
实验研究方面的内容和成果主要有四个方面：（1）边条翼布局飞机模型双垂尾抖振风洞实验研究。
The wind tunnel experiments include four aspects:1) A wind tunnel investigation of twin-vertical-tails buffet of a strake-wing layout was conducted to study the test method of tail buffet.
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