例句與造句

1. Therefore , the spring balancer is the necessary auxiliary tool for production
   因此，彈簧平衡器是工廠生產中不可缺少的輔助工具。
2. Rf series spring balancer is an auxiliary tool mated with operating tool , it is manufactured by ourselves with international advanced technology , this kind of product relies on the energy stored by coil spring to keep operating tool suspended in the state of zero gravity , thus , it is helpful for greatly reducing the worker labor strength and improving labor production efficiency
   Rf系列彈簧平衡器是我公司采用國外先進工藝自行設計制造的一種與操作工具配套使用的輔助工具，該系列產品借助卷簧積蓄的能量，使所懸掛的操作工具處于無重狀態(tài)，大大降低了操作工人的勞動強度，提高了勞動生產效率。
3. It's difficult to find spring balancer in a sentence. 用spring balancer造句挺難的