non-standard pitch screw-thread
standard pitch
标准螺纹距
标准螺距
标准螺矩
标准节距
标准音调
标准音高
standard pitch diameter
standard standard of vo|
95th standard project standard
adoption of international standard and advanced oversea standard
QUALITY STANDARD(OEKO-TEX STANDARD 100\ISO9002\SGS\ITS\AATCC\M&S)
shortened rail;standard shortened rail;fabricated short rail used on curves;standard curtailed rail
Standard addition method and internal standard method