查询词典 sail drill

The device includes a drill spigot inserting into the marebase sand layer through the upper cover soil layer, there sets air inlet, sand discharging pipe and vibration connecting pipe in the drill spigot; there sets a sand absorption head on the bottom of the air inlet and sand discharging pipe; the bottom of the vibration connecting pipe connects with the vibration head; the sand absorption head is made up of a centre cavity, ring cavity and sand absorption pipe.

该装置包括一穿透上部覆盖土层插入到海底深埋砂土层的钻孔套管，在钻孔套管内，设有进气管、排砂管和振动连接管；进气管和排砂管的下端连接一个吸砂头；振动连接管的下端连接振动头；吸砂头由一中心腔室、环状腔体和吸砂管构成。

The rock-melting drill is of a shape and is propelled under sufficient pressure to produce and extend cracks in solid rock radially around the bore by means of hydrostatic pressure developed in the molten rock ahead of the advancing rock drill penetrator.

这种岩熔钻孔机具有着一种形状，它在足够的压力下才能推进，从而在坚硬的岩石中产生裂缝并使其在钻孔周围成放射状地扩展延伸，它是凭借液体静压力的方式推进的，而这种静压力产生于正前进的凿岩机弹头前方的熔融岩石。

It may be minor, such as a student becoming sick in your room, or even a practice event like a fire drill or tornado drill.

这可能是未成年人，如生病的学生成为在你的房间，甚至是实践活动如消防演习或龙卷风演习。

In order to reduce the seeding absent of seed drill, ameliorate the quality of mechanical work and improve the level of automation, the automatic reseeding monitoring system of seed drill was developed, which was based on single chip microcomputer AT89C51, the core of monitoring system.

为减少播种机的漏播现象，提高播种机械作业质量和自动化水平，研制了基于单片机的播种机工况自动补播式监控系统。

Yet the G.O.P. today resists national health care, immigration reform and wants to just drill, baby, drill.

但是，老大党时至今日仍然抵制全民医保，移民制度改革，他们只想钻营，向婴儿一样，只知索取。

A small fore-and-aft sail hoisted abaft the foremast and mainmast in a storm to keep a ship's bow to the wind.

斜桁纵帆升在前桅和主桅后面的小纵帆，在风暴中用来保持船头顶风

A small fore - and - aft sail hoisted abaft the fore mast and mainmast in a storm to keep a ship's bow to the wind.

斜桁纵帆升在前桅和主桅后面的小纵帆，在风暴中用来保持船头顶风

Stow the luggage aft; ships with square sails sail fairly efficiently with the wind abaft; the captain looked astern to see what the fuss was about.

把行李装到尾部上；带有方形帆的船随风疾驰而去；船长到船的尾部看看发生了什么事。

A small fore - and - aft sail hoist ed abaft the foremast and mainmast in a storm to keep a ship's bow to the wind.

斜桁纵帆升在前桅和主桅后面的小纵帆，在风暴中用来保持船头顶风

Nautical To sail with the wind abeam.

横风航驶：风横着吹时行船 n。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。