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
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