查询词典 sealed radioactive source

It leaves an air pocket, vacuum-sealed.

它就会排出气泡打破真空状态

We sealed the leak so the tube could hold air again.

我们封住了这根管子漏气的地方，可以再充气了。

It minimizes the consumption of compressed air to almost nothing for an air-driven pump in a sealed system.

它最大限度地减少了压缩空气消耗几乎没有空气驱动的水泵密封系统。

The airman 's carelessness sealed his fate.

那飞行员的疏忽决定了他的命运。

I am sealed in a cottage of glass that is completely airtight.

我生活在一个密不透风的玻璃小屋中。

Airtightness Tri-Wall Pak box is made by one piece of the Tri-Wall corrugated board, and sealed by waterproof tape. The box can be packed airtight.

可做成密封包装 Tri-Wall Pak 是用一体的Tri-Wall 纸板做成的箱子，而且用防水胶带完全封住，所以可做成密封型 9。

One thermistor is exposed to the ambient temperature, the other is sealed.

热敏电阻是一个暴露在环境温度，另一种是密封的。

It contains quadratic photosynthetic chamber and columned soil fixing body, wherein soil fixing body of canopy leaf chamber bottom set with knob basal portion being corrugation notch, capable of easy inserting amboceptor in soil to form inclosed canopy leaf chamber, amboceptor upper port inosculation with photosynthetic chamber lower wall round opening to make canopy leaf chamber intracavity forming one integral, photosynthetic chamber upper wall sealed by two side glue and photosynthetic film to ensure photosynthetic chamber steady light permeability, photosynthetic chamber sidewall installed one small size fan controlled by external battery and switch, fan capable of rapid making canopy leaf chamber gaseous reaching equalization.

本发明涉及一种用于测定植物冠层群体光合作用的冠层叶室，由正方形的光合室和圆柱状的土壤固定体两部分结合而成，冠层叶室下部土壤固定体设有把手，基部为波纹状切口，可以很容易地把固定体插入土壤中形成密闭的冠层叶室，固定体上口与光合室底壁的圆形开口吻合，使冠层叶室的内腔形成一个整体；光合室顶壁用双面胶和光合薄膜密封，以保证光合室稳定的透光性能；光合室侧壁内安装一个小型风扇，由装在侧壁外的电池和开关控制，风扇可使冠层叶室内的气体迅速达到平衡。

Re-sealed the left wing-to-body in accordance with standard practices and AMM---.

根据标准施工手册和AMM—对左大翼-机身整流罩进行重新封严。

After the sample was added, the ampoule was sealed with a torch.

在样品之后被增加，ampoule 与火把一起封闭。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。