Here, Elvis the heavy-duty, twin-engine helitanker shows off its firefighting skills for the Oshkosh crowd.
在这里,猫王的重型双引擎直升机,空中加油机炫耀的奥什科什人群的消防技能。
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With the numerical simulation of heavy-duty diesel engine to strengthen performance, a CAD assembly model of cylinder head bolt is built based on the thread.
结合大功率柴油机性能强化的数值计算,在考虑螺纹的基础上建立了气缸盖螺栓的CAD装配体模型;
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It's the most advanced heavy-dutyengine oil yet developed by Shell and provides high protection even at the low-viscosity levels required for optimal fuel economy.