The ink box fixing device has convenient operation, simple formation and low production cost.
本发明墨盒固定装置操作方便、组成简易且生产成本低。
The new technology of fixing pontoon by utilizing steel piles floating box structure, the structural characteristics and economic benefit are introduced through a project example.
通过工程实例介绍钢桩浮箱结构固定囤船的新工艺、结构特点和经济效益。
The gas box is provided with a gas charging device, a safety device and an accessory fixing device.
气箱装有充气装置、安全装置和附件固定装置。
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