承载机制
承载机制
该理论模型明确了城市生态系统复合承载力的承载基体与承载对象及其承载作用机制。
Design the principle of the pneumatic system of automatic work-piece carrying mechanism of the precise straightening press.设计了精校机自动送料机构气动系统原理图,并进行了系统的设计计算和气动元件的选择。
In this paper, the conclusion will be further understanding of the level of gas Wells drilled rock carrying mechanism, the gas horizontal well design and construction of the guiding role has certain.本文所得到的结论将进一步认识气体钻水平井携岩机理,对气体钻水平井设计与施工具有一定的指导作用。