The brushless direct current motor (BDCM) used in attitude control and energy storage flywheel features a structure of large equivalent air-gap and large ratio of diameter to length.
姿控、储能飞轮用无刷直流电动机具有大有效气隙、大径长比的结构特点。
They do, however, still breathe air, having never developed anything equivalent to the gills of their earlier marine incarnation.
然而，他们虽然仍呼吸着空气，却从未进化出类似于腮这种早期海洋生物的器官。
They say they can scale it up for use in air conditioning, and aim to build 3.5-kilowatt devices – equivalent to a basic home model – which could be dotted around buildings.
他们称他们可以把应用范围扩大到空调中，并且打算建成一批3.5千瓦，等同家用基本型的设备，安置在建筑物四周。
The prince is a member of a group called Joint Tactical air control, or JTAC. He holds the rank of cornet — equivalent to a second lieutenant — and serves as a forward air controller.
王子是JTAC(联合目标攻击控制员)中的一名成员。他拥有军衔-相当于少尉-前进空中控制员。
The equivalent figures for passenger kilometres are 75% by automobile, 24% by air and 1% by heavy rail.
而乘客旅行里程数的等效数据是：汽车：75%，飞机：24%，火车：1%。
The blast, which has been estimated at the equivalent of around 15 megatons of TNT is widely thought to have been caused by a meteor a few tens of metres across exploding in mid-air.
这次爆炸，其爆炸能量估计相当于约1500万吨的TNT，广泛认为是由跨度为数十米的一颗流星在半空中爆炸所造成的。
Each machine air compressor is equivalent to 80 sets of electronic gear, according the user of actual use gas production and pressure, automatic optimization control.
每台空压机相当于有80套电子齿轮，可按用户实际用气的气量和压力，自动实现优化控制。
Control formula includes influence of carbon equivalent burn-out ratio to air supply.
控制公式同时包含了当量碳燃烬比对空气供给的影响。
Depending on the quantity of fresh air that is required in the atrium, the BMS adjusts the size of the openings which are equivalent to a quarter of the 14.5m garden wall.
依照中庭中需要的新鲜空气的量，建筑机械系统能够调整开口的大小，14.5米的花园每四分之一的墙体上开口的大小是相等的。
It is illuminated that the equivalent thermal exergy transfer model can be used to describe the convective heat transfer process between the hot air and oil layer in situ combustion.
等效热传递模型可用于描述火驱工程实践中热空气与油层的对流换热过程。
Analytical solutions of air enthalpy, desiccant equivalent enthalpy as well as enthalpy efficiency were developed under several reasonable assumptions for cross-flow dehumidifier.
在已有叉流热质交换模型的基础上，通过合理简化给出了空气焓值、溶液等效焓值在除湿器内部的分布情况以及全热效率的解析解。
The dielectric constant of air, polytetrafluoroethylene (PTFE) and the microwave dielectric ceramics sheets is measured by the equivalent network method.
应用等效网络法分别测量了空气、聚四氟乙烯及微波介质陶瓷材料片状试样的介电常数。
Breathing such polluted air is the equivalent of smoking ten cigarettes a day.
呼吸这些被污染的空气就相当于一天抽10支烟。
According to the equivalent ventilation circuit, the equations of pressure and air now are obtained.
并根据等效风路图列出压力平衡方程和流量守恒方程。
In all ships in which a heating system is required, the heating should be by means of hot water, warm air, electricity, steam or equivalent.
在所有要求配备供暖系统的船上，可用热水、热气、电力、蒸汽或等效方式供暖。
Assumed temperature is the equivalent ambient air temperature determined by the actual takeoff mass of an aircraft.
假设温度是由飞机实际起飞质量确定的相当的大气温度。
Conclusion: the Chinese drug candle fumigation disinfectant had certain efficacy in killing the natural bacteria in air and its germicidal ability was equivalent to ultraviolet irradiation.
结论，该中药蜡烛烟熏消毒剂对空气中自然菌具有一定杀灭效果，其杀菌能力与紫外线相当。
According to the theory of fluid mechanics, the equivalent network chart of air speed distribution of the rotor ventilation grooves and surface heat sinking coefficient are calculated.
同时，根据流体相似理论计算了转子通风沟内流体速度和表面散热系数，给出了该电机计算结果。
Calculation and experiment show that the view of equivalent magnetic network model analysis the air gap magnetic of motors, result directly and apply convenient, it's worth extending.
计算和实验表明，基于等效磁网络模型对电机气隙磁场进行分析，结果直观，应用方便，是一种值得推广的分析方法。
The permission for the transport of dangerous goods by air issued by the civil aviation competent authority of the State of the foreign operator or the equivalent document;
外国经营人所在国民航主管部门颁发的危险品航空运输许可或者等效文件；
According to the equivalent ventilation circuit, the equations of pressure and air flow are obtained.
并根据等效风路图列出压力平衡方程和流量守恒方程。
The heat exchanged by nature convection between cylinder ektexine and air was equivalent to that from the holes on plastic cylinder.
筒外壁与温室空气间的自然对流换热量和塑料筒放热孔与室内空气的换热量相当。
The heat exchanged by nature convection between cylinder ektexine and air was equivalent to that from the holes on plastic cylinder.
筒外壁与温室空气间的自然对流换热量和塑料筒放热孔与室内空气的换热量相当。
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