... linear concentrator || 线性聚光器 linear condensation || 线型缩合，线型缩聚 linear conductor || (直)线型导体 ...
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linear condensation polymer 线型缩合聚合物
linear condensation polymers 线型缩聚物
condensation type linear PI 线形缩聚型PI
Polylactic acid (PLA) is a linear aliphatic polyester produced by poly-condensation of naturally produced lactic acid or by the catalytic ring opening of the lactide group.
聚乳酸(PLA)是一种线性脂肪族聚酯的聚乳酸中自然产生的或由丙交酯开环缩合催化剂组产生。
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