Solder the centre leads to the coppertrace, and to each other and the MOTOR- wire.
焊料的中心，导致铜的追查，和对方及汽车线。
2
Copper is one of essential trace elements for human, acting as an active agon of lysyloxidase which is critical enzyme for collagen maturation.
铜是人体必需的微量元素之一，是胎膜中胶原纤维发育成熟的关键酶赖氨酰氧化酶的活性辅基。
3
Its composition containing: organic humus and nitrogen, phosphorus, potassium, calcium, magnesium, sulfur and iron, copper, zinc, boron, molybdenum and other trace elements.