V-shaped notch blasting is that cutting slots with certain depth along axis -direction of the hole is determined according to the blast-crazing, and then load uncoupled charge and detonation.

形刻槽爆破是指在炮孔孔壁上按爆破开裂方向，切出一定深度的轴向对称V形槽，采用不耦合装药结构进行的一种断裂控制爆破。

youdao

In the period of cutting method using, may achieve to control gas emission by adjusting the factors of cutting height, and depth and charge of artillery eye.

掏槽方法使用期间，可通过对掏槽的高度、炮眼的深度及装药量的多少等因素的调整，来达到有控制地释放瓦斯的目的。

youdao

Explosive with high density and high velocity can greatly increase the explosion energy and improve the effect of rock materials cutting by shaped charge .

通过提高炸药爆速、大装药密度等方法可以提高聚能装药爆炸后形成射流的能量和改善聚能爆破切割石材的效果。

youdao

Speaking of batteries, a new lithium-ion battery developed by USC utilizes nano-sphere technology to store three times more energy while cutting charge time down to just 10 minutes.

ENGADGET: Inhabitat's Week in Green: Biobot, Nintendo Power Glove and an inflatable bathroom bubble

Airlines in Brazil were some of the last to start cutting services and charge extra for basics that passengers had grown accustomed to, like being the lucky guy who gets the extra leg room at no extra charge.

FORBES: Brazil's TAM Airlines Fined $3.7 Mln for "Comfortable Seats"

In Manchester he strode about in shirtsleeves, politely but firmly in charge, cutting wafflers short and kindly prompting the nervous.

ECONOMIST: Bagehot