betas

希腊字母表的第二个字母(Β, β),在现代希腊语中代表英语单词“have”和“vase”中的浊唇齿擦音v

The second letter of the Greek alphabet (Β, β), preceded by alpha (Α, α) and followed by gamma, (Γ, γ). In modern Greek it represents the voiced labiodental fricative sound of v found in the English words have and vase.

贝塔一代成员

A member of Generation Beta.

证券价格对整体证券市场价格的平均敏感度

Average sensitivity of a security's price to overall securities market prices.

在Alpha测试之后、发布之前的开发阶段,软件尚未完成,但已发布给潜在用户进行测试

The phase of development after alpha testing and before launch, in which software, while not complete, has been released to potential users for testing.

处于此阶段的软件；初步版本

Software in such a phase; a preliminary version.

可能帮助攀登者的信息

Information about a route which may aid someone in climbing it.

β粒子或β射线

A beta particle or beta ray.

侧滑角

Sideslip angle.

发动机功率设置范围,在此范围内,恒速螺旋桨的桨距角由发动机油门杆的角度直接控制,使螺旋桨产生高阻力并迅速减速飞机

The range of engine power settings in which the blade pitch angle of a constant-speed propeller is controlled directly by the angle of the engine's throttle lever (rather than varying with engine torque and airspeed to maintain a constant propeller RPM), allowing the propeller to be disked to generate high drag and slow the aircraft quickly.