Simple actuators without this capability are a bit like manual transmission cars that need to be shifted into reverse.
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def save(self, item: Item) - None:
“中国朋友证明,曾经看似不可能的事情可以变为可能。”伊拉克总理苏达尼表示,通过采取环保技术和高标准,哈法亚油田经济附加值不仅得到有效提升,也避免了给项目周边居民带来环境和健康问题。