包装好的食品不可能受到放射性污染；例如，罐装食品或者塑料包装食品，只要这些食品是密封的，便不会受放射性污染。
Radioactivity cannot contaminate food that is packaged; for example, tinned or plastic-wrapped food is protected from radioactivity as long as the food is sealed.
如果有人已经接触到水银，要脱下污染的鞋子和衣物，装在两个袋子里，密封好。
Those who may have come into contact with mercury should be directed to remove contaminated shoes or clothing, which should be placed in two bags, sealed and closed.
该电池为密封的免维护部件，内部装有危害人体健康并可造成环境污染的物质。
These batteries are sealed, maintenance-free components containing substances that are harmful to health and a source of environmental pollution.
采用防尘盖和密封圈双重保护，隔绝污染。
Dust cover and seal with double protection, isolated pollution.
改善的安全：弧不滑下并且附上的真空阻碍者以被密封的联络消灭潜在危险起因于被暴露的弧或环境污染。
Improved Safety: No arc chutes and enclosed vacuum interrupters with sealed contacts eliminate potential hazards resulting from exposed arcs or environmental contamination.
例如为了防止二次污染，即使是排污阀也不采用含石棉的密封填料和垫片。
For example, in order to prevent secondary pollution, even the use of sewage is not Valve asbestos packing and gasket sealing.
由于空压机进气侧轴承箱蜗壳温度探头密封效果不好，使空压机及其后续管道受到油污染。
Poor sealing effects of temperature probe of scroll of bearing box at air inlet side of the air compressor results in oil contamination of following pipeline of air compressor.
采用活动式盖板密封排气系统有效地解决了酸雾污染问题。
Acid fog pollution question has been solved effectively by flocked exhaust system with moving cover board.
转动手轮使丝杆带动丝杆螺母和闸板沿水平方向往复运动，达到闸门的启闭目的，同时密封副在闸板运动中阻拦粉尘不进入传动腔内，无外漏污染。
Rotate the handwheel driving the pole and nut reciprocate in horizontal. At the same time the seal can prevent dust from entering driving body and out-leakage pollution does not exist.
适宜输送不含固体颗粒的易燃、易爆、剧毒的介质和其它要求无泄漏及不允许密封污染的介质。
It is suitable to convey inflammable, explosive, severely poisonous mediums without solid particles, and other mediums requiring no seal pollution.
对有机耕作而言，使用环控温室更为有利，因其密封式操作可以加强防御病虫害入侵及避免作物受外来环境污染。
The use of ce greenhouse in organic cultivation is beneficial as the plants are more protected from pests , diseases and external pollution.
该机轨道采用密封油槽式，彻底解决水、切屑、灰尘对轨道的污染、腐蚀、整体比普通型使用效率增加10倍。
The aircraft track sealed tank type, completely solve the water, chips, dust on the track pollution, erosion, the overall efficiency than the ordinary type increased by 10 times.
本方案解决了现有螺丝密封性能差，容易造成工作介质的浪费及环境的污染，且使用寿命短的问题。
The utility model solves the problems of bad sealing performance, which can cause the waste of work medium and the environmental pollution easily, and short service life for the prior screw.
密封性好，对作业环境无污染，操作方便，噪音低。
Good seal, no pollution of the environment, easy operation and low noise.
从泄漏与污染、泄漏与密封的关系，提出绝对密封技术。
In this paper absolute seal technique is put forward from the relationship between leakage and pollution, leakage and seal.
罗斯蒙特8705法兰传感器是由不锈钢制成，碳钢和焊接提供密封产品，对水分和其他污染物保护。
The Rosemount 8705 flanged sensors are fabricated from stainless and carbon steel and welded to provide a hermetic seal that protects against moisture and other contaminants.
整体密封结构，避免空音灰尘的污染。
污染物从密封的里外面永久性的嵌入密封刃口上造成轴表面和密封唇缘的过早磨损；
From the outside of the seal of the pollutants permanent embedded seal on the blade surface and cause shaft sealing lip premature wear of margin;
底部和水分的吸收层侧边缘密封，以防止通过班轮这些边缘的水分，油，油脂和其他污染物的迁移问题。
The bottom and side edges of the moisture absorbing layer are sealed to prevent the migration of moisture, oil, grease and other contaminants through these edges of the liner.
以前对螺纹脂的要求，只是润滑性和密封性，现在还要求对环境无污染。
Nowdays thread compounds are not only requested for its properties of lubrication and sealing, but its sa fty to the environment.
存储：存放于避光、低温、密封、干燥、无污染的环境中。
Storage : protect from light and heat. store in cool, dry, airproof and non - pollution conditions.
浮环密封和接触式机械密封需要密封油及油液控制系统，其控制系统复杂、维护费用高、污染严重、能耗较大、稳定性较低；
The two kinds of shaft seal have several disadvantages, for example, complicated control system, highly maintenance cost, serious contamination, more power consumption and lower stability.
密封状态下干燥、洁净、无污染。
Be clean without pollution under the sealed condition for drying.
避免煤炭开采水资源污染的根本途径是采用水介质支护，而对密封材料的性能提出更高要求。
To avoid the water resources pollution in the coal mining, the basic way is water shoring, but sets a higher request to the packing material performance.
上述复合层可以防止包装瓶内的密封胶受到空气中水分和光线的污染，很好地保持了产品的性能和品质。
The composite layers can prevent sealant in the packaging bottle from pollution caused by water and light in the air, and keep the performance and the quality of products well.
所获得的三元乙丙多孔弹性复合密封垫，产品使用的原料无毒、无害、无污染、产品使用寿命长。
The manufactured ethylene propylene diene porous elastic composite sealing gasket adopts raw materials having no poison, harm and pollution and having long service life of products.
开发研制的无限长螺旋卷成型机，解决了大直径金属橡胶密封环弹性元件金属丝接头过多，易造成空间污染的技术难题；特殊的制备方法保证了小截面金属橡胶密封件螺旋卷间的牢固嵌合；
The special equipment for the shaping of spirals with infinite length, and the problem of so many end points in metal rubber sealing rings, which will pollutes the working condition, is resolved.
开发研制的无限长螺旋卷成型机，解决了大直径金属橡胶密封环弹性元件金属丝接头过多，易造成空间污染的技术难题；特殊的制备方法保证了小截面金属橡胶密封件螺旋卷间的牢固嵌合；
The special equipment for the shaping of spirals with infinite length, and the problem of so many end points in metal rubber sealing rings, which will pollutes the working condition, is resolved.
应用推荐