环和

• Railway transport equipment . clevis and tenon joints . inner brass rings type bs
  铁路运输设备. u形环和榫接头.型铜制内环
• Support rings and ring supports on apparatus - part 1 : calculation of stability
  设备支承环和环支承件.第1部分:稳定性计算
• Railway transport equipment . clevis and tenon joints . headless fixed pins type ffs
  铁路车辆. u形环和榫接头.型无头固定销
• Test for filler aggregate used in bituminous mixtures - delta ring and ball test
  沥青混合料用填充集料试验.三角环和球试验
• Fold appearance skimmers zinc and chromium plating steel locking ring structure line
  褶皱外观，镀铬钢闭锁环和压模锌线结构
• Binders for paint and varnishes - determination of softening point - ring - and - ball method
  色漆和清漆用粘合剂.软化点的测定.环和球法
• Rolling stock . articulations with gudgeon . inner and outer steel rings types aeg , lag
  铁路车辆.耳轴联接. aeg , lag型钢制内环和外环
• The need for the central and wan chai reclamation was first identified in the early 1980s
  在中环和湾仔进行填海的需要在八十年初已确定。
• Hinged covers ; circular shape with protection ring and surface coated ; dn 500 and dn 600
  具有保护环和表面涂层的圆形绞链式闸板.第3部分:额定
• An nc machine can be controlled through two types of circuits : open - loop and closed - loop
  数控机床可以通过两种电路控制，分别是开环和闭环。