材: 名词1.(木料) timber 短语和例子木材 timber; lumber; wood2.(泛指可以直接制成成品的东西; 材料) material 短语和例子钢材 steel products; 就地取材 obtain material from local sources; draw on local resources; 药材 medicinal materials3
Methods of test for production control of concrete method of test for surface moisture in fine aggregate by centrifugal force 混凝土生产控制的试验方法.用离心力检测细集材表面含水率的试验方法
5.
Tyres and wheels - tyres - agricultural tractor and machine tyres - specification for ply rating marked series tyres for log skidders - agricultural tractor and machine tyres specification for ply rating marked series tyres for logging and forestry service 轮胎和轮子.轮胎.农用拖拉机和农机轮胎.集材拖拉机用标明线网层额定值的系列轮胎规范
6.
Then , the thesis designs a program model of mechanical fault diagnosis neural network learning and diagnosis , and uses turbo c2 . 0 to achieve the total course of fault diagonisis on the gearbox in j ? 0 tractor based on ann theory 再次，本文设计了机械故障诊断神经网络学习和诊断程序模块，并利用turboc2 . 0编写了程序，实现了基于人工神经网络理论的集材- 50拖拉机变速箱故障诊断的全过程。
