na是什么意思

网络释义

用法例句

This paper expounds research background,design principle,performance and index,main structural features and technical measures,test and matching of the latest 135 series 168 stroke naturally aspirated marine diesel engine developed by Nantong Diesel Engine Joint-stock Co.

阐述了南通柴油机股份有限公司最新研制的 135系列 16 8行程自然吸气式船用柴油机的研制背景 ,设计原则 ,性能指标 ,主要结构特点与技术措施 ,试验及配套情况 ,展示了这一 135系列船用柴油机家族最新成员的若干侧面。

The capacity of the Formula One engine will remain at three litres with the engine normally aspirated.

一级方程式赛车发动机容量一般为3公升,发动机是自然吸气式。

Experimental study of direct injection and naturally aspirated diesel engine fueled with biodiesel

直喷式自然吸气柴油机燃用生物柴油的试验研究

Each module has a microcomputer with both turbocharged and naturally aspirated calibrations resident in its internal Rom.

每一模件都有一个在其内部Rom中间同时保存有涡轮增压和自然吸气计算的微计算机。

To inhale and exhale air, especially when naturally and freely.

呼吸呼气和吸气，尤指自然地和任意地

Affinity: Natural attraction for, as salt for moisture.

性向:自然的吸引倾向，例如盐封湿气。

you take a big breath and run for your life in case Rambo is off his chain.

你要深吸一口气，然后为了自己的性命拼命跑，以防Rambo挣脱他的铁链。

The humidor will absorb the mosture" naturally", instead of contacting the distilled water directly.

保湿盒吸收的是自然蒸发的水气﹐不是直接以水接触保湿盒的内部。

In taking part in out-door sports, we are closer to nature and can take in fresh air.

参加户外运动，我们能更接近大自然并能吸收新鲜空气。

Research and Application of Gas Adsorption and Experimental Simulation on Coal Spontaneous Combustion

煤自然发火的实验模拟和气体吸附的研究与应用

auto-absorption type combustible gas detector

自吸收式可燃气检测仪

He arrived just after his father in, then to breathe out fully.

医生要我深吸气，然后深呼气。

A breath sucked in, then a pause, then wet breath dropped out heavily.

吸气，停顿，然后无效地沉重地呼气。

The natural ecological cycle depends on plants, which absorb some pollutants and release oxygen to the air.

自然界生态循环依靠植物。 植物吸收了部分污染物质，并把氧气释放到大气中。

For almost as long as Juanita could remember, adding, subtracting, multiplying, and dividing seemed as easy as breathing, and as natural.

在胡安尼塔的记忆中，加减乘除对自己说来早就是如同呼吸一样不费气力的自然本能了。

I am still struck by the native beauty of the lake.

我仍然为湖泊的自然美所吸引。

I am still strike by the native beauty of the lake

我仍然为湖泊的自然美所吸引

After maximum inspiration, client should hold breath for2 to3 seconds, then exhale slowly.

至无法吸气时屏气2-3秒钟，然后慢慢呼气。

With its pleasant climate, abundant natural resource and beautiful scenery, it attracts numerous tourists both from home and abroad every year.

每年它以宜人的气候，丰富的物产，美丽的自然风光吸引无数海内外游客。