In usual marine applications, bellows joints are designed and fitted to accommodate straight line axial movement only and the associated piping requires adequate anchors and guides to prevent misalignmentAccording to the above sentence, which of the following statements is true?()
In usual marine applications, bellows joints are designed and fitted to accommodate straight line axial movement only and the associated piping requires adequate anchors and guides to prevent misalignmentAccording to the above sentence, which of the following statements is true?()
Movement of the diaphragm or bellows is () by a linkage to a needle or pointer display to indicate the differential pressure between two sides of the diaphragm or bellows.
Movement of the diaphragm or bellows is () by a linkage to a needle or pointer display to indicate the differential pressure between two sides of the diaphragm or bellows.
Sara Bellows是电信销售组的经理,以下是该部门的预算:()
Sara Bellows 是电讯销售小组的经理,该部门的预算如下: 她的这个责任中心最应该称为()。