查询词典 efficiency factor

scalloping：挖扇形孔

卫星导航系统 satellite navigation system | 挖扇形孔 scalloping | 驱气效率 scavenging efficiency

screech：叫喊;尖锐刺耳声;呼啸

scree 山麓碎石 | screech 叫喊;尖锐刺耳声;呼啸 | screen actinic efficiency 荧光屏发光效率

screw eye：螺丝眼

screw efficiency 螺旋桨效率 | screw eye 螺丝眼 | screw fastener 螺钉扣

.se：abbr. shielding efficiency; 屏蔽效能

-1

sech：abbr. scale efficiency change; 效率变动

-1

Refrigerators and the Second Law of Thermodynamics：制冷

efficiency of a heat engine 热机的效率 | §18.2 Refrigerators and the Second Law of Thermodynamics(制冷 | §18.4 The Carnot Engine and Carnot Cycle(卡诺热机与卡诺循环)

secondary sex characteristic：第二性征

第一性征--primary sex characteristic | 第二性征--secondary sex characteristic | 自我效能期望-self-efficiency expectancy

shift from a seller's market to a buyer's market：卖方市场向买方市场的转变

>77. the new economic growth cart 新经济增长点 | >78. shift from a seller's market to a buyer's market 卖方市场向买方市场的转变 | >79. economic efficiency 经济效益

semantic network：语义网

你可以比较一下 语义网(semantic network)和关系模型(relational model), 框架系统(frame system)和面向对象数据库(oodb). 他们的方法大同小异,但是针对目标差别较大. 数据库关心的是数据存取效率(efficiency and effectiveness),

Leaf senescence：叶衰老

操作叶:Operation leaf | 叶衰老:leaf senescence | 叶效率:leaf efficiency

at sb.'s disposal; in sb's disposal：任某人处理

at rest 宁静的,安静的,过世了的 | at sb.'s disposal; in sb's disposal 任某人处理 | at sb's service 听某人吩咐

Unionism：工会主义;工联主义

Unionist:工会主义者 | Unionism: 工会主义;工联主义 | Unitive:团结的,倾向于团结的