查询词典 protective device

protective price：保护价格

保持国民经济发展的良好势头 maintain a good momentum of growth in the national economy | 保护价格 protective price | 保护伞 protective umbrella

shrouding gas：保护气体

保护膜 protective film | 保护气体shroud gas; shrouding gas; protective atmosphere; cover gas | 保护涂层protective coating

Protective Headgear Used in Bicycling：骑脚踏车防护帽

Headgear Used in Horse Sports and Horseback Riding 骑马运动和... | Protective Headgear Used in Bicycling 骑脚踏车防护帽 | Protective Headgear Used in Skate Boarding and Freestyle Roller Skating 溜冰板运...

保护耳朵muffs与电台：Protective ear muffs with radio

Features: 特点: | Protective ear muffs with radio保护耳朵muffs与电台 | AM/FM stereo replaces noise pollution调幅/调频立体声取代噪音污染

Clothing, protective, high visibility and reflective：高清晰保护服

2434031 Clothing and accessories, sterile environment 服装和附件,消... | 2434032 Clothing, protective, high visibility and reflective 高清晰保护服 | 2434033 Waistcoats, protective, fluorescent 防护性荧...

Fault component impedance relay：突变量距离继电器

继电保护整定计算:Protective Relay Setting Calculation | 突变量距离继电器:Fault component impedance relay | 电子式过载保护继电器:electronic over-load protective relay

Feature: Helps prevent stingers：特写:有利于防止毒刺

Brand: Douglas Protective Equipment 品牌:道格拉斯防护装备 | Feature: Helps prevent stingers 特写:有利于防止毒刺 | Label: Douglas Protective Equipment 标签:道格拉斯防护装备

深黑色 Pitch black深黑色：Pitch black

Pink 粉紅色 Pink粉红色 | Pitch black 深黑色 Pitch black深黑色 | Protective color 保護色 Protective color保护色

protective voltage transformer：保护用电压互感器

protective tube,保护管 | protective voltage transformer,保护用电压互感器 | protocol,协议

protective duty tariff：保护关税

保护主义 protectionism | 保护关税 protective duty tariff | 保护价格 protective price

Hammond postulate：哈蒙德假说

Microscopic reversibility 微观可逆性 | Hammond postulate 哈蒙德假说 | Linear free energy 线性自由能

oil price：油价

oil paint 油漆 | oil price 油价 | oil shale 油页岩