Detectors have weatherproof housings for reliable operation in harsh conditions.

探测器有防水外壳，能在恶劣条件下正常运行。

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The system has the advantages of low cost, stable and reliable operation, and significant energy saving effect.

该系统硬件成本低廉，运行稳定、可靠，节能效果显著。

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Our pendulum feeder has simple structure, convenient installation, high-efficiency feeding and reliable operation.

结构简单，安装调试方便，给料效率高，运行稳定可靠。

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The C4 high output LED in this flashlight provides up to 180 lumens of light output and a runtime of 50, 000 hours for reliable and long lived operation.

ENGADGET: Explosion-proof flashlight could be the first to outlive its owner

Chanceller Merkel described the project as a "milestone in energy co-operation" and the "basis of a reliable partnership" between Russia and Europe.

BBC: Nord Stream gas pipeline opened by Merkel and Medvedev

While the Balkans did net the Germans a reliable source of oil, attempting to squeeze an invasion of the Balkans and Operation Barbarossa into the same summer was a gigantic mistake.

FORBES: What Were The Biggest Strategic Mistakes The Germans Made During World War II?