The heavy steel doors mocked the attempts of the thieves to open the safe.
厚重的铁门使盗贼开启保险箱的企图无法得逞。
Durable and Safe: Heavy steel side frames. Heavy duty roller lift bed with center carrier.
耐用的和安全的重型钢质边框，重型辊道和中心载体。
The result shows it is safe and available for general route of steel construction technology.
结果表明钢结构施工总体技术路线安全可靠。
The result shows it is safe and available for general route of steel construction technology.
结果表明钢结构施工总体技术路线安全可靠。
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