求翻译：骨骼肌在人体内分布极为广泛，有600多块，约占体重的五分之二。每块肌都具有一定的形态、结构、位置和辅助装置，并有丰富的血管、淋巴管和神经分布，执行一定的功能。是什么意思？

Skeletal muscle in the human body extremely broad distribution of more than 600 pieces, about two-fifths of body weight. Each muscle has a certain shape, structure, location and assistive devices, and is rich in blood vessels, lymphatic vessels and nerves, to perform certain functions.

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The skeletal muscle distributes in the human body extremely widely, some more than 600 blocks, composition body weight 2/5.Each muscle all has certain shape, the structure, the position and the auxiliary unit, and has the rich blood vessel, the lymph vessel and the innervation, carries out certain f

Skeletal muscle in the human body has wide distribution, there are more than more than 600 pieces, about two-fifths of total body weight. Each muscle is a certain shape, structure, location and assist devices, and is rich in blood vessels, lymphatics and innervation, performs certain functions.

Skeletal muscle in the human body extremely broad distribution of more than 600 pieces, about two-fifths of body weight. Each muscle has a certain shape, structure, location and assistive devices, and is rich in blood vessels, lymphatic vessels and nerves, to perform certain functions.