残酷死亡金属倾向于厚重鼓音和定向节奏，没有给旋律和和声留下多少余地。
Brutal death metal tends to be drum-heavy and rhythm oriented leaving little room for melody and harmony.
用一个结实的金属网放到鼓的顶部。
控制用线缆系统在全套检查的时候，导缆器，气压密封件，金属扣眼，象限仪，鼓，和滑轮等处，都应该在每个方向都进行偏转到头的移位测试。
The control cable system must be displaced full travel in each direction for complete inspection at fairleads, air pressure seals, grommets, quadrants, drums, and over pulleys.
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