power plant specific weight 动力装置比重量
Custom built 5.6kwh lithium-ion polymer for highest capacity per weight (specific energy density) high discharge rate capable of full power takeoff and climb.
定制的5.6千瓦时为每重量的最高容量(比能量密度的锂离子聚合物)高放电率能够充分权力起飞和爬升。
Two-stroke engine has its intrinsic advantages in terms of high specific power, compactness, light weight, low cost, etc.
二冲程汽油机具有升功率大、机械损失小、结构简单、制造成本低以及便于维修等特点。
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