At the same time , equipment engineer should effectively coordinate and communicate with architect and other engineer . resolve the problems as building design is still in the concept stage . once ductwork is installed , it is a major expense to change to a better duct design and the terminal control effect is not good 同时，设备工程师与建筑师以及各不同工程师之间要做好协调、沟通工作，将问题解决在设计阶段，如果等问题出现之后再采取措施，不仅会增加工程造价，而且治理效果也不会很好。
Subsequent operation by the officers led to the further arrest of another 19 - year - old man and the seizure of a voice simulator , believed to be used in making the extortion calls , in the flat in tsim sha tsui last night . the four men arrested for conspiracy to defraud are still being detained by the rcukw for questioning 警方其后再采取行动及搜查，于昨日傍晚在尖沙咀拘捕另一名十九岁涉案男子，并在上述的住宅单位内检获一个变声器，相信在打出勒索电话时曾被使用。
