查询词典 sealed radioactive source

These imports shall administered according to the regulations concerning import under investment, and checked by customs against Specialized Audit of Foreign-Invested Enterprise Imported Items sealed by MOFTEC or the provincial authorities in charge of foreign trade and economic cooperation onto the Imported Equipment List The import license for items restricted from import can be handled with the approval of the above-stated authorities.

外商投资企业以投资总额外自有资金进口更新设备、技术及配备件属企业生产自用，应列入"合资、合作设备"或"外资设备物品"进口项下，其设备、技术及配备件进口比照投资项下进口管理规定，由海关凭外经贸部或省级外经贸主管部门在进口设备物料清单上加盖的"外商投资企业进口审核专用章"验放，其中，属国家限制进口管理商品，须凭上述外经贸主管部门批件办理进口许可证、件。

The skin version is windproof and waterproof, and can be seam-sealed. Its surface sheds water to minimize evaporative heat loss, making the fabric ideal for an outer layer in above-water sports.

细致肤面材质在缝线贴上防水贴条，提供优异的防风和防水的效果，他的表面可以排除水分，减少体温的流失，适合在浮潜活动中当作外层衣穿著。

HPLC was coupled with both mass spectroscopy and ultraviolet absorption spectroscopy for simultaneous separation and characterization of the products from glow plasma reaction of chloroform.(3) Phosphorus pentachloride has been used to perchlorinate acenaphthene under moderate pressure and temperature in sealed reaction vessels.

在此基础上，以反相C〓柱为固定相，甲醇/乙醇/环己烷为流动相，采用梯度洗脱的方法，对氯仿辉光放电合成产物进行高效液相色谱-紫外光谱-质谱联用分离分析，成功的分离得到包括富勒烯C〓和全氯代碳簇在内的数十种产物，并得到了相应的质谱和光谱数据。

Doors need to be designed so as to be acoustically "sealed" when closed.

门需要进行设计，以具有声学"密封"时关闭。

Each piece is a transparent adhesive tape sealed, very easy to use.

每件是一种透明胶带密封，非常易于使用。

It can be hard for an adoptee to find their ancestry and records when they have been sealed.

可以努力的收养人找到自己的祖先和记录时，他们都已经被封锁。

Packing material made of air bubble s that are encased between two poly sheets as they are sealed together.

包装材料，由两块聚酯薄膜密封在一起而在它们之间装入的气泡制成。

A NASA study found that houseplants remove up to 87 percent of toxic indoor air inside a sealed chamber within 24 hours.

美国宇航局的研究发现， houseplants删除高达百分之八十七的有毒室内空气内密封商会在24小时内。

Automobile air condition condenser ; Characterization and evaluation ; Corrosion test ; Sealed inspection ; Metallographic examination ; SEM

汽车空调冷凝器；表征与评价；腐蚀试验；密封性检验；金相检验；扫描电子显微镜

After the air after a gap is formed by two large sealed gear cavity.

气流经过间隙之后，是两密封齿形成的较大空腔。

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。