needle valve spring

valve 阀门专业词汇A-Z ... needle valve shock absorber 针阀减振器 needle valve spring 针阀簧 needle valve 针阀; 针孔阀 ...

弹簧探针,spring probe... ... ) needle spring 横针弹簧 ) needle valve spring 针阀弹簧 ) Spring dynamic load 针阀弹簧动 ...