但普通单级空气源热泵热水器在低温环境下运行中存在压缩比过大、制热量不足和制热效率太低等问题。
But there are some shortage of ordinary single-stage heat pump in low-temperature environment, such as high compression ratio, devoid heating power and low efficiency.
分析了传统的远程机器人监视系统，针对其视频压缩、数据传输两方面的不足，提出了两个改进方案。
This paper analyses the traditional remote robot monitoring system. According to the shortages on video compressing and data transferring, two improvements are proposed.
分析了同类产品在现场应用中的众多不足，结合新型压缩原理而研制了该产品。
Analyzed the former of the same kind product on the spot applied inside numerous lack, combinative new compression principle to research and manufactured he product.
解决了以往活塞式压缩机的不足，使口腔设备的故障大幅下降。
The system solved the problems that the piston compressor had and reduced the disorder-rate of stomatological equipment.
将纹理看成是图像本身的局部性质，就可将纹理压缩与传统压缩方法结合起来弥补后者的不足。
Taking texture as the local property of images we can combine the texture compression and traditional compression methods to offset the disadvantage of the latter.
介绍了龙固煤矿空气压缩机的运行情况，指出了运行中的不足。
Introduced the movement circumstance of the Longgu coal mine air compressor machine, points out to circulate the medium shortage.
深井用伴生气经压缩机增压后进行气举采油，将碰到起下油管作业费用大、地面注气压力有限、气源将可能不足以满足各井需求等问题。
Some problems such as high cost of tripping the tubing string, limited injection pressure and insufficient gas supply will be faced when gas lift is used as an artificial lift method for deep Wells.
针对使用单一信号对往复压缩机气阀故障进行诊断时所存在的不足，提出一种适合气阀故障诊断的信息融合方法。
An information fusion method is proposed for the shortcoming of reciprocating compressor gas valve fault diagnosis using single signal in this paper.
文章提出了一种分布式图像压缩算法，该算法通过把压缩任务分配给其他节点来解决在能量受限的节点上处理能力不足的问题。
Distributed image compression is proposed as a means to overcome the computation and energy limitation of individual nodes by sharing the processing of tasks.
增设预汽提塔解决了压缩机能力不足的问题，并为压缩机的大幅度节电创造了条件。
The under-capacity of the compressor was overcome by the installation of a pre-stripper, which also reduced the consumption of electric power of the compressor to a great extent.
虽然大多数企业已能接受公关服务的观念，然而对公关专业服务的尊重度仍然不足，以致在公关经费的预算上不断压缩。
Although most enterprises have accepted the concept of pr service, they have little respect for it. As a result, they are constantly cutting down the budget of pr spending.
分析某型号压缩机吸气消声器存在的不足，在测试压缩机吸气通道噪声源频谱的基础上提出消声器改进方案。
The disadvantages of a compressor muffler are analyzed, and a new scheme is proposed based on the measured noise spectrum at the suction inlet of the compressor.
分析某型号压缩机吸气消声器存在的不足，在测试压缩机吸气通道噪声源频谱的基础上提出消声器改进方案。
The disadvantages of a compressor muffler are analyzed, and a new scheme is proposed based on the measured noise spectrum at the suction inlet of the compressor.
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