The right Angle buckles to be able to guarantee that buckles in the use good operational performance and the use, in the guarantee construction normal use.
直角扣件能够保证扣件在使用中的良好使用性能和用途，保证施工中的正常使用。
Guarantee system of bid and bidding is very important for performance of port engineering construction contract.
招标投标中的担保制度对于确保港口工程施工合同的顺利履行具有重要意义。
The good performance of welding equipment is one of the vital factors to guarantee the construction quality and reliability.
焊接机所具备的优良性能是保障施工质量可靠的决定性因素之一。
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