BTR
回带阅读机（back tape reader）
例句
The application of reclaimed IIR in inner liner of BTR tire was investigated.
研究再生iir在全钢载重子午线轮胎气密层中的应用效果。
The application of liquid IR (LIR50) in tread base of BTR tire was experimentally investigated.
试验研究液体IR（LIR50）在全钢子午线轮胎胎面基部胶中的应用。
Conclusions: BTR can indirectly reflect the liver cell injury degree and it is simple and easy to conduct.
结论：BTR能间接反映肝细胞损害程度，且简便、易测。
