黑色橡胶案件。
And a comfortable black rubber strap feels secure on the wrist.
及舒适的黑色橡胶表带在手腕上感觉安全。
This shop also sells US, Europe's legal copy black rubber phonograph record !
这个店还销售美国，欧洲的法律副本黑色橡胶电唱机纪录！
The belt may make a squealing noise and throw off sooty black particles of rubber.
传送带会发出刺耳的噪音并释放出乌黑的橡胶颗粒。
It's property in rubber type, carbon black, softener, reclaim etc. are discussed.
考察了在胶种、炭黑、软化剂、再生胶等不同品种和用量的胶料中的性能。
It's property in rubber type, carbon black, softener, reclaim etc. are discussed.
考察了在胶种、炭黑、软化剂、再生胶等不同品种和用量的胶料中的性能。
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