Somebody forgot to bring along the U-bolts to clamp the microphones to the pole.
有人忘记带来把麦克风夹在支杆上的U型螺栓。
The pressure gauge is designed of special Stainless Steel case and two-piece type for pressure element. The mounting types are Bottom mounting, Lower back mounting and Lower back U clamp mounting.
此类（外卡锁式罩壳、两件式）压力表采用独特的不锈钢外壳及测压部件的两件式设计，分为径向、下轴向和下轴向、U型卡子三种安装款式。
The pressure gauge is designed of special Stainless Steel case and two-piece type for pressure element. The mounting types are Bottom mounting, Lower back mounting and Lower back U clamp mounting.
此类（外卡锁式罩壳、两件式）压力表采用独特的不锈钢外壳及测压部件的两件式设计，分为径向、下轴向和下轴向、U型卡子三种安装款式。
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