电池外壳应该有足够的机械强度，使铁锂电池免受机械撞击。
Batterypack should have sufficient strength and the Li-Fe cell inside should be protected from mechanical shocks.
电池外壳应该有足够的机械强度，使铁锂电池免受机械撞击。
Battery pack should have sufficient styength and the Li-Fe cell inside should be protected from mechanical shocks.
直滑电位器外壳应具有机械强度高，耐腐蚀和防潮等特点。
Enclosure shall have high mechanical strength, corrosion resistance and moisture characteristics.
氟合金泵的外壳为金属材料，有足够的强度承受管道以及外界的机械冲击。
Both materials can't resist the corrosion of strong oxidable acid. The fluorine alloy pump has a metal shell pipeline and outside.
氟合金泵的外壳为金属材料，有足够的强度承受管道以及外界的机械冲击。
Both materials can't resist the corrosion of strong oxidable acid. The fluorine alloy pump has a metal shell pipeline and outside.
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