1.
Characteristics and application of water hammer in multifunctional water pump control valve;
多功能水泵控制阀的水锤防护特性及其应用
2.
The 532 nm nanosecond laser protection properties of RE-Doped borosilicate glasses
稀土掺杂硼硅酸盐玻璃的532nm激光防护特性
3.
Research on the Characteristic and Methods of the Highway Noise Reduction by Afforestation;
公路绿化带降噪特性和防护方法研究
4.
fireman special protection equipment
消防员特种防护装备
5.
Study on Hydrodynamic Characteristics and Safety of Protecting Structure in High Dam Plunge Pool
高坝消力塘水动力特性与防护结构的安全研究
6.
Hypervelocity Impact Characteristic Investigation of Spacecraft Space Debris Shield Configuration;
航天器空间碎片防护结构超高速撞击特性研究
7.
Research on Engineering Characteristics of Retaining Structures for Riverside Roadbed in Mountainous Area;
山区公路沿河路基防护结构的工程特性研究
8.
Study on the Special Property of Salt Accumulation of Populus Popular s Farm Field Protection Forest of Hetao-irrigated District;
河套灌区小美旱扬防护林吸盐特性的研究
9.
Research on Characteristic of Multilayered Composite Targets Against Hypervelocity Debris
多层复合防护结构抗超高速碎片侵彻特性研究
10.
Study on Soil Enzyme Activity and Fertility Characteristics of Coastal Protection Forest in Shanghai
上海市沿海防护林土壤酶活性及肥力特征研究
11.
Study of the Basic Characteristics of Expansive Rock and Its Rapid Protective Materials
膨胀岩的基本特性和快速防护材料研究
12.
Numerical Simulation for Windblast Protection During High Speed Ejection
弹射救生高速气流吹袭防护气动特性数值模拟
13.
NUMERICAL SIMULATION ON AERODYNAMIC CHARACTERISTICS OF WINDBLAST PROTECTION AT HIGH SPEED
高速气流吹袭防护气动特性的数值模拟(英文)
14.
Preparation and optical properties of SmBO_3 used as Laser protection material
激光防护材料SmBO_3的制备及其光学吸收特性
15.
Multiple protections： delayed start-up for avoiding current shock, phase/ over current/ over-heat/ water protections.
具备完善保护特性：防电流冲击缓起动，过流过热保护。
16.
among the protection forests and forests with special uses, the national defense forest, the parent stand, the environmental protection forest and the scenic beauty forest can only permit cutting for cultivation and reforestation purposes;
防护林和特种用途林中的国防林、母树林、环境保护林、风景林,只准进行抚育和更新性质的采伐;
17.
Dust and fog protected under sealed condition, IP44.
独特的密封式设计，防尘、雾，防护等级IP44。
18.
and to take necessary protection measures according to the characteristics of the dangerous chemicals" as mentioned in the preceding paragraph of this Article includes the following situations:
并按照危险化学品的特性采取必要安全防护措施，包括下列情形：