His model focuses on the way that black holes warp space and time.
他的模型集中在黑洞扭曲时间和空间的方式上。
Warp unwinding tension control system for sizing machine lacks an precise mathematical model, and has nonlinear and time-varying Characteristics.
浆纱机经纱退绕张力控制系统缺乏精确的数学模型，且具有非线性和时变性的特点。
The main product is: the warp knitting cloth, the weft knitting cloth, the sandwich netting, the high ball to netting, SBR the compound materials, to spread model products and so on material.
主要产品为：经编布、纬编布、三明治网布、高弹网布、SBR复合材料、涂塑材料等产品。
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