Analysis & comparison of face-to-face and end-to-end dimensions of valves;
国内外阀门结构长度标准的分析与比较
Metal valves for use in flanged pipe systems-Face-to -face and centre-to-face dimensions
GB/T12221-1989法兰连接金属阀门结构长度
" Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Wafer valves"
GB/T15188.2-1994阀门的结构长度对夹连接阀门
Automatic steam traps-Face-to-face dimensions
GB/T12250-1989蒸汽疏水阀结构长度
"Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Buttwelding valves"
GB/T15188.1-1994阀门的结构长度对焊连接阀门
Metal valves for use in marine flanged pipe systems--Face-to-face and centre-to-face dimensions
GB/T11698-1989船用法兰连接金属阀门的结构长度
"Face-to-face, centre-to-face, end-to-end and centre-to end dimensions of valves--Mals screw valves"
GB/T15188.4-1994阀门的结构长度外螺纹连接阀门
" Face-to-face, centre-to-face, end-to-end and centre-to-end dimensions of valves--Female screw valves"
GB/T15188.3-1994阀门的结构长度内螺纹连接阀门
Knot strength investigation of braided glass filament fiber sewing threads
编织结构玻璃长丝缝合线的打结强度
population growth, structure, density and movement
人口增长、结构、密度和运动
The Establishment Of Pants Type Structure And The Affirmation Of Crotch Curve Length
裤型结构的建立及裆弧线长度的求证
The Research on the Thermal Response of the Super-length Concrete Structure;
超长混凝土建筑结构温度响应的研究
Study on the Effective Length of Columns in the Staggered Truss Structures;
交错桁架结构柱子计算长度系数研究
The Temperate Crack and Control Techniques of Ultra-long Concrete Constructions;
超长混凝土结构温度裂缝及控制技术
Evaluating Effective Lengths of Columns in the Staggered Truss Structure;
交错桁架结构中柱子的计算长度研究
China s economic structure,growth pace and energy efficiency;
中国的经济结构、增长速度与能源效率
Studies on Structural Characteristics of ZnO Thin Films Grown on Si(111) Substrate at Various Growth Temperature;
生长温度对Si衬底ZnO薄膜结构的影响
Perfecting System Structure and Establishing Long Term Mechanism of Pension Insurance;
完善制度结构 建立养老保险长效机制
S-WAVE VELOCITY STRUCTURE BENEATH CHANGBAISHAN TIANCHI VOLCANO INFERRED FROM RECEIVER FUNCTION
长白山火山区壳幔S波速度结构研究
