抽出空气

It is usually installed by applying underpressure to its interior after it is allowed to penetrate under its own weight.

安装时，首先依靠桶体自重使其部分地插入土中以形成密闭空间，然后抽出桶内的空气，利用内外压力差，将桶基逐步压入至海床内预定深度完成安装。

Even with the air pumped out the bulb , the tungsten slowly vaporizes .

即使灯泡中的空气被抽出，钨丝也会慢慢地蒸发。

Even with the air pumped out the bulb , the filament slowly vaporizes .

即使灯泡中的空气被抽出，钨丝也会慢慢地蒸发。

2 All outgoing line circuit breakers should be bipolar manual extraction type air magnetic circuit breaker on the basis of O-CO and the breaking current of lower than 220V DC.

6.3.8.2 额定250 A的所有出线断路器应为具有O-CO基础上242伏直流下遮断电流额定值的两极手动抽出式空气磁力断路器。

1 Incoming circuit breaker should have the bipolar manual extraction type air magnetic circuit breaker of the short-time selective trip device, on the basis of O-OC and with rated breaking current of lower than 220V DC.

6.3.8.1 进线断路器应为具有O-CO基础上250伏直流下遮断电流额定值的，装有短时选择跳闸装置的两极手动抽出式空气磁力断路器。

Therefore, with the low load, the extra air must be extracted to ensure the minimum pressure of condenser, indicating that the air ejector must be capable of extraction with a low condenser pressure.

这意味着，在较低的凝汽器压力下，抽气器要有抽出更多空气的能力。

Another machine then purees the meat batter into a fine emulsion and vacuums out any air.

另外一个机器接着将这些肉糊搅拌成细乳状液，然后抽出存在的任何空气。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。