These mid-level positions are critical ones that unfortunately suffer high turn-over (twice the average rate of the rest of the company) and seem to need filling all the time.

很不幸的，这类中层职位是最危险的，面临着很高的更迭率（公司其他职位的两倍），而且似乎始终需要有人填补空缺。

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The machine has the advantages of visual liquid level state in the process of filling liquid, high liquid filling quality, no pollution, strong practicability, convenient operation and use, etc.

本机具有充液时液面状况直观，充流质量高，无污染，实用性强，操作使用方便等优点。

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Electric contacts, magnetic turnover plate, photo-control liquid level controllers, accumulators, Nitrogen-filling vehicle, gas-filling tools, stop valves and high-pressure rubber tube assembly.

电接点、磁翻板、光控液位控制器、滤清器、充氮车、充气工具、截止阀、高压胶管总成。

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