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汉语拼音：pào yǎn

1.掩蔽工事的火炮射击口。

2.爆破前在岩石等上面凿的孔，用来装炸药。

• Before charging work is started, the drill holo is plugged.

  开始装药以前, 先将炮眼下端眼口堵死.

• The window was an embrasure in an enormously thick wall.

  窗户是个炮眼,墙壁异乎寻常的厚.

• All gun - ports were open and the muzzles peeped wickedly from them.

  所有的炮眼都开着,炮口不怀好意地从炮眼里向外窥探.

• The plastic hose should have the correct external diameter in relation to the drill hole.

  塑料软管的外径应该与炮眼直径相适应.

• The rounds are definitely not particularly constricted except in the case of extremely narrow ore veins.

  除了矿脉很狭窄,否则炮眼组肯定是不大受夹制的.

• The fact that the drill hole openings are located under water complicates charging work.

  炮眼口位于水下,无疑会使装药工作复杂化.

• Our men wait until the gunner lit their matches in the cannon - port.

  我们的人等到火炮瞄准手在炮眼点燃了火柴才行动.

• Our men waited until the gunners lit their matches in the cannon - ports.

  我们的人一直等到炮手在炮眼点燃了火柴才行动.

• So it is very necessary to enhance research sanding due to rock destroyed around shot hole.

  因此,加强对高含水期炮眼周围岩石的破坏导致出砂的研究显得十分必要.

• The lower gun - ports were now below water and the inrush sealed the ship's fate.

  下层炮眼已淹没在水里,涌进船舱的水给“佤萨 ” 号带来了难以逃脱的厄运.

• The charge concentration in the contour holes should be as small as possible.

  周边炮眼的装药集中度应当尽可能小一点.