1.
surface-supplied compressed-air-diving
水面供给的压缩空气潜水
2.
compressed-air scuba
自戴式压缩空气潜水呼吸器
3.
Technical requirements for air diving decompression
GB12521-1990空气潜水减压技术要求
4.
portable diving air compressor
便携式潜水空气压缩机
5.
A diver who comes up for air
一个升到水面呼吸空气的潜水员
6.
Divers had to rely on air pumped from the surface.
潜水员所需的空气是从水面输送的。
7.
The diver comes up for air.
潜水员升到水面呼吸空气。
8.
Injury to the soft tissue lining of these air spaces in the body is an inherent problem in scuba diving because of the changing volumes of gas while descending and ascending.
由于下潜和浮升过程中空气体积的变化，这些体内空间软组织的伤害是水肺潜水固有的问题。
9.
diving apparatus for underwater work; has an open bottom and is supplied with compressed air.
水下作业用的潜水装置；有一个敞开的底并用压缩空气维持供应。
10.
Divers must breathe compressed air to keep from being crushed by the weight, or pressure, of the surrounding water.
潜水员必须吸入压缩空气才不致受到周围海水压力的伤害。
11.
The diver came up for air again.
潜水员又露出水面换气。
12.
Hookah type diving apparatus
水面供气式潜水装具
13.
The air at high altitudes does not have enough oxygen to supply the body's needs. Divers also carry extra oxygen because they cannot breathe under water.
在高空，空气含氧不足，无法供应身体需要。由于水下不能呼吸，潜水员也携带额外的氧气。
14.
A fish has a swimming bladder inside it-that is, a sack containing air.If it wants to dive deep down and stay down, it squeezes out some of the air and lets in water.
鱼肚里有鱼鳔，也就是盛空气的袋子，如果它要潜下深水不上来时，就吐出一些空气，把水换进去。
15.
Cold air is actively burrowing under warm air.
冷空气快速地潜入到暖空气下面。
16.
Technical specification for high pressure reciprocating air diving apparatus
GB/T12930-1991潜水装具用高压活塞式空气压缩机技术条件
17.
The Effect of Simulated Air Conventional Diving on the Function of Murine Peritoneal Macrophages;
模拟空气常规潜水对小鼠腹腔巨噬细胞功能的影响
18.
The air swept out the potentially demaging substances before they had a chance to form sludge or corrode parts.
在那些水气有机会形成油泥或腐蚀部件之前，流动的空气先清除了这些有潜在危险的物质。