球形阀

balanced safety valve

平衡式安全阀(可变动背压)

balanced distribution valve 平衡配气阀 | balanced safety valve 平衡式安全阀(可变动背压) | ball check valve 止回球阀, 球形节流阀

balanced safety valve

平衡式安全阀(可变

balanced distribution valve 平衡配气阀 | balanced safety valve 平衡式安全阀(可变 | ball check valve 止回球阀, 球形节流阀

spontaneous ignition

自燃

spherical plug valve|球形转阀 | Spontaneous ignition|自燃 | Spontaneous ignition temperature|自燃温度

Ball stud

球头螺栓

ball stop valve 球形止阀 | ball stud 球头螺栓 | ball subgauge 球分规值

baller

揉圆机

"球浮阀;球形浮筒","ball float" | "揉圆机","baller" | "巴林(比重)计","Balling hydrometer"

quick connects female

快装管接头

30 ball check valve球形止逆阀 | 31 quick connects female快装管接头 | 32 aluminized mylar bag涂铝聚酯袋

Ball Joint

球窝接头

balancing value 平衡阀 | ball joint 球窝接头 | ball tap 球形旋塞

ball and socket reamer

肘节扩眼器

ball and seat valve 球形止回阀 | ball and socket reamer 肘节扩眼器 | ball bearing core barrel 滚珠轴承内筒不转的岩心筒

hose duck

水龙带帆布

hose diving apparatus 通风式潜水装具 | hose duck 水龙带帆布 | hose globe valve 软管球形阀

spheric union swivel

球面活管接旋转接头

spheric typewriter ==> 球形打印机 | spheric union swivel ==> 球面活管接旋转接头 | spheric valve ==> 球阀

state succession：国家继承

State Statistics Bureau;国家统计局;SSB; | State succession;国家继承;; | State Succession and its impact on nationality of natural and legal persons;国家继承及其对自然人和法人国籍的影响;;

Chlamydial conjunctivitis：衣原体结膜炎

1.衣原体结膜炎(chlamydial conjunctivitis) 衣原体是寄生在细胞内的一种微生物,婴幼儿期可引起结膜炎和肺炎(参阅新生儿肺炎),由于检出率不断提高,现已成为新生儿眼结膜炎的重要病因之一.