Said invention is safe in operation, can save energy source, and its leaching rate of gold ore can be up to about 90%.

本发明效果好，节省资金，金矿浸出率可达90％左右，设备操作安全、节省能源。

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Stress Corrosion Cracking (SCC) has been considered as a vital threat to the safe in operation of gas or oil transmission pipelines.

应力腐蚀开裂(SCC)已经被认为是天然气或石油输送管道的操作的一个重要威胁安全。

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The results appear to suggest efficient and controllable gas production that responds rapidly to demand and yet is safe in operation.

这些结果似乎暗示天然气生产效率和可控的要求迅速作出反应，却是安全的行动。

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We want our people to be absolutely vigilant in dealing with safety issues so we can honor our stewardship in running a safe nuclear operation.

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The health board said it had a total of 12 specialist beds, catering for a "safe working load" of 70 stone, in operation.

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Radiation is a threat to human health at every stage of the process, from uranium mining to plant operation (even in those new ultra-safe plants) to waste disposal.

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