1.
Solving the Problem of Unevenness and Exposed Cord in the Inner Surface of the R-1 Farm Tires
R-1农业胎—胎里凹凸不平及胎里露线问题的解决
2.
Design of 12.4-24 R-1S agricultural tire
12.4-24 R-1S农业轮胎的设计
3.
The Effect of EGF-R、IGF-1-R on the Fetal-Bone Mesenchymal Stem Cells to Differentiate into Epithelial Cells in Vitro
EGF-R、IGF-1-R在胎儿骨髓间充质干细胞体外分化为上皮细胞中的作用
4.
A Positive Study on the Agricultural R&D Resources in Hebei Province;
河北省农业R&D资源配置的实证研究
5.
A Study on the Relationship between Agricultural Leading Enterprise sR&D and Enterprise Growth;
农业龙头企业R&D与企业成长关系研究
6.
Theoretical Study of NO r(0 0)r(1 1) Spectrum
分子r(0 0)r(1 1)谱线的理论研究
7.
Design of 550/60-22.5 Ⅰ-3 low profile tubeless agricultural tire
550/60-22.5Ⅰ-3低断面无内胎农业轮胎的设计
8.
Present Situation of R&D Fund Input in Agrotechnicial Renovation and its Countermeasures;
我国农业技术创新中R&D经费投入现状与对策
9.
Testing methods of traction performance for agricultural tyres
GB/T14828-1993农业轮胎牵引性能试验方法
10.
Urgency and Economic Benefits of Developing Agricultrual Radial Tyre;
发展农业子午胎的紧迫性及经济效益
11.
radial ply tyre
ph.1. 辐射层轮胎
12.
The popularization of potential formulaΦ=q/(4πε_o)(1/r-1/r′);
电势公式Φ=q/(4πε_o)(1/r-1/r′)的推广应用研究
13.
Inner tube of pneumatic tyres Part 1: Inner tube of automobile tyres
GB7036.1-1997充气轮胎内胎第1部分:汽车轮胎内胎
14.
Distance-regular Graph with a_(r+1)=t(s-1);
a_(r+1)=t(s-1)的距离正则图
15.
Distance-regular Graph with Order(a+1,3) and c_(r+1)=1
具有性质c_(r+1)=1的(a+1,3)型距离正则图
16.
Agriculture and Fishing [Industry Sector 1 of HSIC]
农业及渔业〔香港标准行业分类行业类别1〕
17.
conservation area
ph.1. 【英】(环境或农业)保护区
18.
Iron Industry in Jincheng and Peasant life in Earlier Stage of 20th Century(Part One)
20世纪前期的晋城铁业与农民生活(1)