It relies on the craft's forward motion to draw in air and on a specially shaped intake passage to compress the air for combustion.

它靠飞行器的向前运动吸进空气,用特殊形状的进气信道把空气压缩,供燃烧之用。

属类：工程技术-机械与工具-

The carbohydrate intake of a diabetic exceeds the capacity of his kidney to excrete sugar

糖尿病人吸入的碳水化合物超过肾排泄糖的能力。

属类：综合句库--

It should be particularly emphasized that those who had higher level of fat intake and least physical activity have the highest risks for the above mentioned chronic diseases.

特别应该指出的是脂肪摄入最多体力活动最少的人,患上述各种慢性病的机会最多.

属类：应用文体-报告-营养调查报告

At the same time, the intake port, now cleared by the piston, begins to deliver air-fuel mixture, under pressure, to the cylinder.

同时,活塞使进气口露出,受压缩的可燃混合气开始进入气缸。

属类：工程技术-汽车-

I would have to measure his fluid intake and outtake and restrict his fluid intake to 700 cc per day

我必须测量他的液体摄入和排出,限每天液体摄入700CC。

属类：综合句库--

The energy and protein intake among the urban and rural population have been basically satisfactory

我国城乡居民能量及蛋白质摄入得到基本满足

属类：应用文体-报告-营养调查报告

Our school is gearing up for an increased intake of pupils.

我们学校正在作好准备以接受更多的学生。

属类：综合句库--

Bed rest, high fluid intake , and aspirin or other antifever drugs are standard treatment. Influenza A tends to occur in wavelike annual pandemics.

卧床休息,服用阿司匹林和其它解热镇痛药是标准的治疗法。A型的流行周期是二～三年;B型四～五年;在世界上的流行大致呈波浪状。

属类：化学及生命科学-医学-

Associate Professor Georgia Guldan, a nutrition science specialist at the Chinese University of Hong Kong, says this is due, in part, to the high salt content of Chinese diets, but may also be related to low calcium intake

香港中文大学的营养学专家乔治亚·古尔丹副教授说,其原因部分应归咎于中国人饮食中高含量的盐份,但可能也和钙的低摄入量有关。

属类：综合句库--

A progressive wasting of the body,occurring chiefly in young children and associated with insufficient intake or malabsorption of food.

消瘦身体逐渐变瘦,主要见于儿童,往往与食物摄入不足或消化不良有关

属类：综合句库--

A fresh air-fuel charge enters through the intake port, and the Burned gases exit through the exhaust port. The complete cycle of operation is as follows.

新的可燃混合气通过进气口进入,燃烧过的废气从排气口排出．整个工作过程如下

属类：工程技术-汽车-

The pressure which is built up on the air-fuel mixture then causes it to flow up through the intake port into the engine cylinder when the piston moves down far enough to clear the intake port

压力使片簧阀关闭,这样,活塞进一步的向下运动压缩留在曲轴箱中的可燃混合气。

属类：工程技术-汽车-

That is to say, each cylinder has two valves, an intake valve and exhaust valve.

也就是说,每个气缸有两个气门,即进气门和排气门。

属类：工程技术-汽车-

There is no immediate advantage to be derived from supplementation except perhaps to ensure an adequate intake of magnesium

也许除了保证引入适量的镁以外,补充精饲料不会立即得到什么好处。

属类：综合句库--

Some research shows that when people include nuts in their diet, total calorie intake does not increase, and appetite may actually decrease

一些研究表明当人们在饮食中加入坚果时,摄入的总热量并未增加,而且食欲很可能会因此下降。

属类：综合句库--

The roe, or eggs, of some species are eaten as caviar. After cereals, seafood may be mankind's most important food, furnishing about 15% of the world's protein intake .

一些种类的鱼卵或蛋通常作为鱼子酱食用。除谷类外,海味可能是人类最重要的食物,占世界蛋白质摄取的15%。

属类：行业术语-农业-食品

An eating disorder in which one alternates between abnormal craving for and aversion to food. It is characterized by episodes of excessive food intake followed by periods of fasting and self-induced vomiting or diarrhea

饮食失常一种饮食无序,在这种情况下,一个人常常处于不正常的贪食和厌食的交替状态,特点是偶尔的暴饮暴食继而又很快的引起呕吐或腹泻

属类：综合句库--

We need increase the intake of other meats like fish, chicken, beef or mutton.

应该提高鱼肉,鸡肉,牛羊肉在肉食中的比例.

属类：综合句库-一般表达-事与愿违

The percentage of good quality protein among the total protein intake has been increased from 17% to 31%, energy contribution from fat increased from 19% to 28%, energy contribution from carbohydrate has been decreased from 70% to 61%

优质蛋白质占蛋白质总量的比例从17%增加到31%、脂肪供能比由19%增加到28%,碳水化合物供能比由70%下降到61%。

属类：应用文体-报告-营养调查报告

Reduced pressure near the partially closed throttle valve caused the fuel to flow from the idling jet into the intake air.

由于部分关闭的节流阀附近的压力下降,燃油由怠速喷口喷入吸进的空气。

属类：工程技术-机械与工具-

In the two-stroke-cycle, or two-cycle, engine, the intake and compression strokes and the power and exhaust strokes are in a sense combined. This permits the engine to produce a power stroke every two piston strokes, or every crankshaft rotation.

在二行程发动机中,进气和压缩行以及作功和排气行分别合并在一起的,这使得二行程发动机每两个行程,即曲轴旋转一周,就完成一次工作循环。

属类：工程技术-汽车-

In the engine, cams on the camshaft cause the intake and exhaust valves to open. There is a cam on the camshaft for each valve, or two cams per cylinder.

在发动机中,凸轮轴上的凸轮控制进气门和排气门的开启和关闭．每个气门有一凸轮,每一个气缸就有两个凸轮。

属类：工程技术-汽车-

In many engines, the thermostat is located in a well in the intake or exhaust manifold

在很多发动机内,恒温控制器装在进气岐管或排气岐管的空腔中。

属类：综合句库--

After the piston reaches BDC, or the lower limit of its travel, it begins to move upward. As this happens, the intake valve closes. The exhaust valve is also closed, so that the cylinder is sealed.

在活塞到达下止点时,或者是活塞下限时,活塞开始向上运动。同时,进气门关闭,排气门也关闭,所以这时的气缸是封闭的。

属类：工程技术-汽车-

On the intake stroke, the intake valve has opened, the piston is moving downward, and a mixture of air and vaporized gasoline is entering the cylinder through the valve port.

在进气行程中,进气门打开,活塞向下移动,可燃混合气通过进气门进入气缸。

属类：工程技术-汽车-

The standard that nutritionists use in assessing adequacy of nutrient intake in the United States is the RDA (recommended dietary allowances).

在美国,RDA是营养学家用来评价摄入营养素充分性的标准。

属类：工程技术-食品工程-

Only about one out of every four American women gets the recommended daily calcium intake --1,000 to 1,300 mg, the equivalent of about three and a half cups of skim milk--often because they're shunning dairy products in an attempt to lose weight

在美国,大约只有1/4的妇女每日钙的摄取量达到专家建议的标准,即1000至1300毫克,相当于3.5杯脱脂牛奶中的所含的钙,他们不敢食用奶制品是因为想减肥。

属类：综合句库--

In the United States, they supply less than that percentage, in fact only about 50%, of the human calorie intake .

在美国,它们提供的能量少于这一百分比,实际上只有大约50%

属类：工程技术-食品工程-

In four-stroke engines, each cycle requires four strokes of the piston-intake , compression, power (expansion), and exhaust-and two revolutions of the crankshaft.

在四冲程内燃机里,每一循环需要活塞的四次冲程(即吸气、压缩、动力和排气),同时曲轴旋转两周。

属类：工程技术-机械与工具-

Dietary measures include low sodium and high protein and complex carbohydrate intake and avoidance of xanthines (including caffeine). Increasing calcium intake has been shown to prevent or reduce cramps, which are best treated with ibuprofen.

在饮食上要限制钠盐的摄取,多吃高蛋白、低糖类食物,避免黄碱(包括咖啡因)。增加钙的摄入量近期被证实可以防止或减少疼痛,可用伊布普洛芬来治疗。

属类：化学及生命科学-医学-