1.
Proportional Pressure Control of Mixed Loop of Heat-supply Secondary Circuit
供热二级管网混合回路的比例压力控制
2.
Optimization Analysis of the Hydraulic Pipe-network at Load Side for Primary-secondary Pumping Chilled -water System in Air-conditioning;
空调二级泵系统负荷侧水力管网的优化分析
3.
On the Construction of the Digital Network Platform in the Departments or Schools of Institutions of Higher Learning;
高校二级教学档案管理数字化网络平台的构建
4.
SHAD Super Hole Accumulation Diode
超级孔状积累二极管
5.
multilevel diode logic circuit
多级二极管逻辑电路
6.
ray target TV-camera tube
二级阵列靶电视摄像管
7.
second-tier management rank
第二阶层的管理职级
8.
diode (excl.diode vacuum tubes)
二极管（不包括二级和真空管）
9.
organic light emitting diode
有机发光二级管,[台]有机发光二极管
10.
Two-level Management in Universities;
校系二级管理走向校院二级管理的内在动因
11.
Once the pressure of the main network returns to normal, the valve flap of drainage outlet closes under pressure, first, second level check valves open, the main network return to supply water to branch pipeline.
一旦主管网压力恢复正常，排污口阀瓣受压关闭，一二级止回阀打开，主管路恢复向支管供水。
12.
Supervise dealers and develop secondary distributors.
开发二级分销商，管理一级经销商。
13.
CRD (Capacitor-Resistor Diode network)
电容-电阻二极管网
14.
capacitor-resistor diode network
电容-电阻二极管网络
15.
Nets and Pistons Advanced to Second Round of NBA Eastern Conference
篮网与活塞晋级nba东区第二轮比赛
16.
Economic Risk Assessment of Electrical Network Layout Projects Based on Two-level Fuzzy Synthetic;
电网规划项目经济风险二级模糊评估
17.
Multi-period Fuzzy Programming Model ForBi-level Distribution Network;
多年度二级分销网络的模糊规划模型
18.
Sugeno Fuzzy Neural Network Control for Double Inverted Pendulum
二级倒立摆的Sugeno型模糊神经网络控制