查询词典 shielding

During this time, some coatal cities will be spared, and others destroyed -- major undersea chasms will suddenly appear out of nowhere in many of the world's oceans, shielding many coastal cities from destruction.

在这段期间，一些海边城市会留存，有些会被毁--一个很大的海塌陷会从世界各大洋不知道的地方突然出现，保护了许多海岸城市免於被摧毁。

It is applicable to the fire insulation for cable breakdown holes and vertical shaft, and building fire shielding walls of cable channel and chout.

适用于电力、石化、冶金、建筑等行业电缆贯穿孔洞、电缆坚井的防火封堵，电缆隧道、电缆沟阻火墙等。

This study investigated the neutron contaminations from medical accelerators, including electron linear accelerators and proton cyclotrons. The evaluation methods and data for neutron shielding were also provided for practical uses.

本论文探讨医用加速器－包含电子直线加速器与质子回旋加速器，在运转过程中可能发生的中子污染，并建立辐射屏蔽的评估模式与数据资料。

Meanwhile, we supply not only anti-corrosive products as the distributor of Cortec, but also desiccants, humidity indicator cards, aluminum foil bags, nylon bags, shielding bags and other packing materials.

作为美国CORTEC在中国华东区的经销商，专业提供美国CORTEC的系列防锈包装材料。除此以外，我们还专业提供干燥剂、湿度指示卡、铝箔袋、尼龙袋、袋等系列防潮包装材料。

They require no forming or bending, and can be shaped into numerous design variations: square corners for a crisp look; detents for plastic labeling, or offsets for EMI shielding strips or clips.

不需要变形或弯曲就能定型从而满足各种设计需求：明快的方角设计，塑料标签的定位装置，或组成防止电磁干扰部件的支架。

This is in sharp contrast, of course, to the behavior of DNA–DNA duplexes, whose stability decreases dramatically at low ionic strength because of the required counterion shielding of the phosphate backbone.

当然，此现象截然不同与DNA-DNA二聚体的特性。由于后者的稳定性需要磷酸骨架的屏蔽，在低离子强度时，其稳定性将急剧下降。

Based on the modeling and analysis of the CO_2 concentration in the tunnels and underground railway with shielding doors,points out that,in winter,with air exhausters on the top of the tracks and at the bottom of the platforms along the railway stations closed and piston air functioning only,the temperature condition can,but the fresh air can not,be satisfied in the tunnels during morning and evening rush hours.

通过对有屏蔽门时地铁隧道和车厢内CO2浓度的建模与分析指出，在冬季如关闭地铁线各车站轨顶站台底的排风机，仅依靠活塞风，在早晚高峰时期能满足隧道中的温度要求，但不能满足列车内人员的卫生要求。

Investigations are carried on the microstructure, mechanical properties and shielding effectiveness against thermal neutrons, 60Co and 137Cs rays of Fe78Si9B13 amorphous thin ribbons. Significant differences of micro- structure exist between the free face and wheel face.

对Fe78Si19B13非晶薄带的微观结构、力学性能进行了初步研究，并测试了非晶薄带叠层板材对高能射线（热中子及60Co、173Cs 2种γ源射线）的屏蔽效果。

However the differentiation of lightning shielding failure accidents and back flashover accidents on high- voltage transmission line is more important.

然而在研究上述问题中线路绕击、反击事故的判别尤为重要，只有正确的完成判断，电力系统防雷才能做到有的放矢、事半功倍。

Because of the high activeness of the titanium alloys, the inert gases or vacuum shielding is needed in fusion welding.

由于钛合金的活性强，熔化焊时需要用惰性气体或真空进行保护。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。