From components,functions,working mechanism,construction skill and other aspects of protective agent construction technology are elaborated in order to ensure appearance quality and normal service of exterior stone facing.
介绍了外墙石材常见的污染问题及进行石材防护的主要原理,从采用防护剂的原因、防护剂的主要成分、功能特性、防护机理、施工要点等方面阐述了石材底面及其他五个方面的处理,以保证外墙石材饰面的美观、正常使用。
Using open top fumigation cabinets, the effects of HF fumigation on membrane permeability and membrane lipid peroxidation were investigated, and the effects of HF fumigation and sprayed protective agents(Vc) before HF fumigation on stress ethylene production in wheat leaves were studied.
应用开顶式熏气装置 ,研究了HF熏气对小麦叶片细胞质膜透性和MDA(丙二醛 )含量的影响 ,以及HF熏气和氟污染防护剂抗坏血酸 (Vc)对小麦体内应激乙烯产生的影响 。
Surfaces of three kinds of marbles were coated with silicone-based protective agent A,silicone-based protective agent B,fluoride-based protective agent C,silicone-based protective agent D,silicone-fluoride mix-proportioned protective agent E,silicone-fluoride mixproportioned protective agent F.
选用硅类防护剂A、硅类防护剂B、氟类防护剂C、硅类防护剂D、硅氟配比类防护剂E、硅氟配比类防护剂F对三种大理石表面进行涂覆处理,研究涂覆防护剂后大理石的耐水性、耐酸性、耐碱性等性能。
00 KJ·m-2·d-1 UV-BBE was provided,simulating depletions of 20% stratospheric ozone at Kunming(25 °N,1 950 m),the effect of enhanced UV-B radiation on wheat and response of wheat to UV-B radiation under diferent protective agents treatments were researched.
00KJ·m-2的增强UV-B辐射,相当于昆明地区(25°N,1950m)20%的大气臭氧衰减,研究了增强UV-B辐射对小麦的影响,以及不同防护剂处理下小麦对UV-B辐射的响应,并建立响应指数,对防护剂进行筛选。
The mutually promoting relations between the realization of the utilization of fission and fussion nuclear energy and the research of every branch of physics (nuclear physics, neutron physics, plasma physics, magnetohydrodynamics, material physics, thermophysics, dose protection.
本文分别讨论了实现裂变和聚变核能的利用与物理学各学科 (核物理、中子物理、等离子体物理、磁流体力学、材料物理、热物理、剂量防护、堆物理 )研究工作的相互促进关系 。
A study on control of stored grain pests with vegetable preparation Anliangxian;
植物防护剂安粮仙防治储粮害虫研究
Extenders are durable water repellents which lower the overall cost of the finish.
增补剂系永久性的防护剂，它降低整理剂的总价格。
Effectiveness of using permeable silicone waterproof protective agent in the collision walls of Shanghai Zhonghuan Road
渗透型有机硅防水防护剂在上海中环路防撞墙上应用效果研究
6 As for all machined surfaces without protective paint, metal protector or grease should be applied to avoid serious rustiness.
6对于所有机械加工的未涂防护漆的表面，应涂上金属防护剂或油脂，以防严重生锈。
a sunscreen,ie used to protect the skin
防晒剂（保护皮肤用的）
Something used to preserve, especially a chemical added to foods to inhibit spoilage.
防腐剂，保护剂用于保存的东西，尤指加入食品中以防腐坏的化学剂
Study on Smoke Agents for the Control of Gray Mold on Vegetables under Structure
防治保护地蔬菜灰霉病的农药烟剂剂型研究
The new mosquito-repellent liquid affords effective protection and takes effect immediately upon application.
新型驱蚊剂，有效防护，一搽就灵。
Prevention and nursing care of patients with leakage of contrast media for CT enhancement scanning
CT增强扫描造影剂渗漏的预防和护理
APPLICATION OF OSL DOSIMETER IN RADIATION PROTECTION MONITORING
OSL剂量计在辐射防护监测中的应用
The effect of eliminating the biological agents from the contaminated protective clothing by the water spray method
水喷淋消除防护服沾染生物剂的研究
Calibration for radiation protection instruments--beta doserate meters
GB/T10254-1988辐射防护仪器校准与定度β剂量率仪
Experimental Study on Prevention and Cure Glucocorticoid-Induced Avascular Necrosis of Femoral Head by the Hugu-Electuary;
护骨冲剂防治激素性股骨头坏死的实验研究
Calculating analysis and application on the hygienic protecting distance of the bio-enzyme preparation factory;
生物酶制剂厂卫生防护距离的计算分析与应用
Efficacy of Pesticide on the Main Vegetable Diseases;
保护地蔬菜主要病虫害的药剂防治技术
Clinical Application and Advance of Radiation Protection and Radiation Treatment Agents
辐射防护与辐射治疗剂临床应用及进展
The Development and Application of Personal Protective Equipment for Chemical Warfare Agent
化学毒剂的个人防护装备发展及使用概况
INFLUENCE OF Ti-ADDITIVE ON PROTECTIVE PERFORMANCE OF Cr-FREE DACROMET COATING
钛添加剂对无铬达克罗防护性能的影响