我真的很讲究了该模型的拓扑结构。
外观简捷，结构紧凑，用料讲究，可靠性高，设备重量较大。
It has simple appearance, strict structure, dainty materials, high performance and heavy weight.
外观简捷，结构紧凑，用料讲究，可靠性高，设备重量较大。
It has simple appearance, strict structure, dainty materials, high performance and heavy weight.
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