不溶物立构规整性好、结晶度高，保持了材料的良好刚性。
The high isotacticity and crystallinity of the insoluble fraction make the material remain superior rigidity.
柔性翼型浮子，制作材料全部采用帆布，不设刚性支撑骨架。
The flexible wing-type float is made of canvas without any rigid frame.
开关磁阻伺服电机经一级减速皮带传动，电机轴不承受刚性冲 击；
The switch magnetic resistance servo motor is driven by the first level deceleration belt transmission and a motor shaft does not bear rigid shock;
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