Methods: the effects of dry crop food preservative on paddy mould at different concentration were measured by on-the-spot experiment, mimic experiment and suffocation to mould pure culture.
方法用现场试验、模拟试验及对霉菌纯培养物熏蒸三种方法测定不同剂量谷保防霉剂对霉菌的抑杀效果。
A machine-vision spot-inspection system for crystal oscillator shell (COS) quality detection was developed, which can monitor the punch mould state by spot-inspecting the COS automatically.
开发了一套晶振外壳抽检系统，通过对晶振外壳这种微型冲压件的缺陷检测，实现对冲压模具磨损情况的无人监控。
The changes of place and size of casting hot spot with the time are based on structure of casting, material of mould and the position of gate and riser.
热节的位置、大小受铸件结构、铸型材质和浇冒口系统的开设位置所影响。
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