They have a precision ground finish on both sides to prevent packing and seat damage.
闸板两侧经过精密的精磨加工工艺，能够防止密封填料和阀座的损坏。
According to the report, the damage was caused by poor packing.
根据报告上的鉴定，破损原因是包装质量太差。
It is obvious that the damage of the goods are due to faulty packing.
显然，货物的损坏是由包装不当引起的。
Packing shall be done not to cause damage or soil during delivery.
包装方式必须保证在运输过程中避免损伤及污染。
Packing shall be done not to cause damage or soil during delivery.
包装方式必须保证在运输过程中避免损伤及污染。
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