防护的

Objective To compare the irradiation protective and inter synergestic effects of E838,WR 2721, Rubia cordifolia , cystamine hydrochloride and ethinyl estradiol on radiation and combined radiation burn injury.

目的 比较研究E838、WR 2 72 1、茜草、盐酸胱胺和炔雌醇等 5种辐射防护药对放射损伤和放烧复合伤的防治作用及其相互间的协同作用。

Corrosion protection of cold-rolled steel was investigated with dispersed emeraldine base form of polyaniline.

研究了分散的颗粒状本征态聚苯胺（EB0对冷轧钢的腐蚀防护作用。

Typical use by dates for filtering facepiece respirators are in the three to five year range for product stored in the conditions specified on the packaging.

在包装上规定的存放条件下，随弃式呼吸防护口罩的有效存放期通常为制造之日起3至5年。

Some filtering facepiece respirators have an exhalation valve which can reduce breathing resistance, reduce moisture buildup inside the respirator and increase work tolerance and comfort for respirator users.

有些随弃式呼吸防护口罩还带有呼气阀，呼气时可以降低阻力，减少面罩内湿热空气的积聚，提高工作中呼吸器使用人员的耐受性和舒适性。

Clean facepiece (excluding filters and cartridges), with 3M 504 or 3M 105 Respirator Wipes (not to be used as the only method of cleaning) or by immersing in warm, mild detergent cleaning solution, water temperature not to exceed 120°F (49°C) and scrub with soft brush until clean.

使用3M 504或3M 105呼吸防护用品擦拭纸（但不作为唯一的清洗方法）擦拭面罩，或将面罩浸泡在有中性洗涤剂的温水中，水温不易超过49℃，用软毛刷清理。

Additionally, the website links listed in the previous question contain the proper procedures for putting on the respirator and checking for fit and seal for 3M filtering facepiece respirators.

此外，在上一个问题的回答中也提供了正确佩戴3M随弃式呼吸防护口罩，检查佩戴气密性方法的网站链接。

The model hot shielding material high temperature performance theory forecast and the empirical datum carry on the comparison, finally tallies well, explained the theoretical model is correct, has laid the foundation for the heatproof compound materials hot structure analysis.

典型热防护材料的高温性能的理论预报与实验数据进行比较，结果吻合较好，说明理论模型正确，为防热复合材料热结构分析奠定了基础。

The method of 4 times and 96 hours incontinuous soak should be recommended as the standard laboratorial method for soaking the hygienic protection beaded paint which will be contacted with drinking water.

结论推荐4次96h不连续浸泡作为与饮用水接触的卫生防护涂料浸泡实验的标准方法。

Moreover,"Qian Limu" network video surveillance system is stable products, to provide users with a username and password, such as multiple protective measures, in a professional and reliable video transmission network security mechanisms, effective protection for users of video surveillance by others not to visit.

而且，&千里目&网络视频监控产品系统稳定，为用户提供有用户名、密码等多重防护措施，以专业可靠的网络视频传输安全机制，有效保障用户的监控视频不被他人访问。

After primary analysis, Did not compliance operation procedure leaded the incident, It was reported that Operators entered into the furnace to check failure without closed the valve of nitrogen and blowed the air to purge ,At the same time did not carry out any effective protection measure was the maint cause of incident.

经初步分析，违规操作导致此起事故。据悉操作人员在未关闭氮气开关并进行有效通风的情况下，同时未采取任何有效防护措施，进入炉内检查故障，是事故发生的主要原因。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。