The pump design shall be such to have the desiredcapacity and shall be capable to circulate the chemical at velocity required for cleaning of piping system.
泵的设计应满足排量要求，并能够按照清洗管线系统所要求的速度来循环化学品。
2
Ever been in a situation where you've found the supplier you've been needing, secured your desiredcapacity, negotiated the price, and then suddenly... the payment terms can't be agreed upon.
或许您遇到过这样情况：找到了供应商、确定了供应量、谈好了价格，然而忽然发现支付方式无法达成一致。
3
If there is enough spare capacity on the total managed system, it will boot up with the Desired — not the minimum.