Mechanical seals or stuffing boxes.
机械密封件，轴承，填料箱。
The structure principle of stuffing-boxes of the AG-scrubber is presented. The causes of leakage of oil, water and gas are analyzed and the solving methods are raised.
介绍了环缝洗涤塔填料密封箱的构造原理，分析了渗漏油、水、煤气的原因及解决的办法。
She assisted in the packing of her portmanteaus, and hopelessly bewildered her maid by stuffing silk dresses into her bonnet boxes, and satin shoes into her dressing-case.
她帮助收拾行李，把丝衣裳塞在帽匣里，把缎鞋放在化妆匣里，搞得侍女绝望地手足失措。
She assisted in the packing of her portmanteaus, and hopelessly bewildered her maid by stuffing silk dresses into her bonnet boxes, and satin shoes into her dressing-case.
她帮助收拾行李，把丝衣裳塞在帽匣里，把缎鞋放在化妆匣里，搞得侍女绝望地手足失措。
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