无影响的

Different effects of caffeinated coffee and decaf on sleep.

含咖啡因的咖啡和无咖啡因咖啡对睡眠有不同的影响

The germination ability of wheat seeds was stronger than that of maize seeds.For example,the germination rates of Liaochun-9 were higher than those of Longmai-26.The effects of 1# deicer on the germination of different maize seeds were not distinct different.While the germination rates of Mingyu-2 were higher than those of Naihanyuyu after the treatment of 2# deicer.

在融雪剂胁迫下，小麦种子均表现出比玉米种子较强的发芽能力，且辽春9号比龙麦26号发芽能力更强。1#融雪剂对玉米种子发芽的影响无明显差别，但在2#融雪剂处理中，明玉2号较耐寒豫玉发芽能力强。

The ethanol can not only inhibit the anodic oxidation of formaldehyde, but also accelerate the deoxidation of Cu~(2+) in suitable concentration.

而无水乙醇既可以降低甲醛氧化反应速率，在一定浓度范围内又促进Cu~(2+)的还原反应，它对镀速的影响与其浓度有关。

An efficient procedure for increasing explant and the influence of antibiotic pretreatment on establishment of aseptic culture was investigated in Dieffenbachia.

本研究旨在探讨有效率的培植体供给来源与抗生素处理对黛粉叶无菌培养建立的影响。

Interms of the experimental results, the dispersion medium and condition could be reasonablyselected for those powders.

探讨了超细和纳米硬质相粉末在水溶液和无水乙醇中的分散行为以及表面活性剂对分散的影响。

The results demonstrated that different location of the capsulotomy in ECCE has little influence on posterior capsule opacification.

该结果提示白内障囊外摘出术中截囊部位的不同对术后后发障的发生率无明显影响。

Effects of operating temperatures as well as economizer heat exchanger on the performance of the system are illustrated graphically.

结果表明，有无回热器时工作温度对系统性能的影响是不一致的。

Objective: To investigate the influence of the different angles of the occlusal plane on the supporting tissues of the edentulous jaws.

目的：研究全口义齿不同倾斜角度的平面对无牙颌支持组织受力的影响。

Based on testing datas in worksite and engineering practice,this paper mainly discussed strata damage movement characteristic, rock properties of weathered zone, qualitative and quantitative analysis of the law of coal layer safety extraction in weathered zone when the coal layer is extracted in efflorescent oxygenized belts.

根据现场观测资料和工程实践，着重论述了风氧化带内煤层开采时覆岩破坏移动特征，风化带岩石属性和风氧化带内煤层安全开采机理的定性、定量分析。提出了风氧化带煤层开采无垮落带；受采动影响后，具阻水和抑制导水断裂带继续发展的双重作用以及移动快、变形大、回宿快、下沉大和适当加大开采厚度等新观点

METHODS Left ventricular ejective fraction, regurgitant velocity and regurgitant direction were examined by color Doppler echocardiography in 151 patients with medium mitral regurgitation. The results of LVEF, regurgitant velocity and regurgitanting gradient were compared between patients with and without murmur grope.

随机选择151例经超声心动图检查，显示有中度及中度以上二尖瓣返流的患者，根据彩色多普勒血流显像分别测定LVEF、返流速度等超声参数，比较其在杂音组及无杂音组间统计学差异，分析其对听诊的可能影响。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐