根据型试试验和道路试验的结果进行设计确认。
Deign confirmation is made according results of model test and road test.
可装低温液体进行低于环境温度的线膨胀系数测试试验。
Can be installed in cryogenic liquid is lower than the environment temperature linear expansion coefficient test test.
模具设计、模具制造和调试试验这些先导工作有时要花费很长时间。
Lead time for mold design, mold manufacture and debugging trials is sometimes very long.
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