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It was a very grey day; a most opaque sky,'onding on snaw,' canopied all; thence flakes fell at intervals, which settled on the hard path and on the hoary lea without melting.

我倚在一扇大门上，凝望着空空的田野，那里没有觅食的羊群，只有冻坏了的苍白的浅草。

A catbird, the Northern mocker, lit in a tree over Tom's head, and trilled out her imitations of her neighbors in a rapture of enjoyment; then a shrill jay swept down, a flash of blue flame, and stopped on a twig almost within the boy's reach, cocked his head to one side and eyed the strangers with a consuming curiosity; a gray squirrel and a big fellow of the "fox" kind came skurrying along, sitting up at intervals to inspect and chatter at the boys, for the wild things had probably never seen a human being before and scarcely knew whether to be afraid or not.

有一只猫鹊――一种北方的学舌鸟――在汤姆头顶上的一棵大树上落下来，模仿着它附近别的鸟儿的叫声，叫得欢天喜地。随后又有一只鸟尖叫着疾飞而下，像一团一闪而过的蓝色火焰，落到一根小树枝上，汤姆几乎一伸手就能够到它。它歪着脑袋，十分好奇地打量着这几位不速之客；还有一只灰色的松鼠和一只狐狸类的大东西匆匆跑来，一会儿坐着观察这几个孩子，一会儿又冲他们叫几声。这些野生动物也许以前从未见过人类，所以它们根本不知道该不该害怕。

Methods this experiment chose seven parameter of cell nuclear, including the area and integral optical density, determined the changes of DNA content in the kidney cellule of 15 rats at different intervals between 0 and 48h postmortem with auto-TV-image system.

方法应用电脑图像分析技术，测定了15只大鼠在死后48h内不同时间点大鼠肾细胞核DNA含量的面积、等效直径（Mean－Dia，MD）、异形指数（Indexofdensity，ID）、平均光度（Average optical density，AOD）、积分光度（Integral optical density，IOD）、密度变化数（L－Den－Coe，LDC）和平均灰度（Averagegray，AG）等七项参数的变化值。

Epidemic cerebrospinal meningitis vaccine four times, children 6-18 months of age vaccinated two times A group of meningitis vaccine, two sub-intervals of not less than 3 months.

乙脑减毒活疫苗接种2剂次，儿童8月龄和2周岁各接种1剂次。甲肝减毒活疫苗接种1剂次，儿童18月龄接种

Hariga corrected Goswami and Chaudhuri's inventory replenishment model for a deteriorating item with linearly time varying demand,finite shortage cost and equal replenishment intervals.In this paper,a new EOQ for the proposed problem is developed by considering the replenishment time as the decision variable.

Hariga修正了Goswami和Chaudhuri的带有线性时变需求，有限短缺费用和等补充周期的变质物品的库存补充模型，本文通过将补充时刻作为决策变量，建立了上述问题的一个新的EOQ模型。

While shifting an unwieldy old chifforobe or striping away some ghastly wallpaper, they appear... those indeliable pencil marks on the wall, scratched at irregular intervals.

当把旧衣橱挪地方，或者撕掉那些碜人的墙纸时，它们出现了……这些不可磨灭的铅笔笔迹，不经意地涂写在墙上。

Concentrations of plasma total triacylglycerol, chylomicron triacylglycerol, serum total cholesterol, HDL cholesterol, cholecystokinin, glucagon-like peptide 1, ghrelin, peptide YY, glucose, and insulin and appetite sensation were measured before and at regular intervals until 420 min postprandially.

干预前以及规则干预至餐后420分钟后，分别检测血浆总三酰基甘油、三酰基甘油乳糜微粒、血清总胆固醇、胆固醇HDL、胆囊收缩素、高血糖素样多肽1、胃饥饿素、肽YY、葡萄糖、胰岛素以及食欲觉。

These measures are as follows: shorten the primary wind intervals to improve thermal load of the burner; reduce the size of hypothetical circle of contact to prevent the flame from splashing; use nozzles with larger height/width ratio to increase the effusive rigidity, so as to increase the jet flow depth of secondary wind into the main jet flow; use a higher primary wind velocity to increase its jet flow rigidity; use a special flame holder structure of the primary nozzle, so as to improve

实践证明，采用这些方式最终有效解决了炉膛结渣问题，并切同时兼顾了锅炉热效率与炉内燃烧的稳定性。

The People's Bank of China shall take specific measures pertinently, build up archives of information on the business of commercial acceptance bills within its jurisdiction gradually, and do a good job in monitoring and analyzing the business of commercial acceptance bills within its jurisdiction, it shall build up a "blacklist" of those which unreasonably refuse and defer the payments under commercial acceptance bills, circularize the blacklist to the public at regular intervals, attach more social attention to the payments in breach of contracts, and impose severer punishments on the enterprises that breach contracts.

人民银行要有针对性地采取具体措施，逐步建立辖内商业承兑汇票业务信息档案，做好辖内商业承兑汇票业务的监测与分析工作；建立无理拒付、拖延支付商业承兑汇票的"黑名单"制度，定期向社会通报，增强违约支付的社会关注程度，加大对违约企业的惩戒力度。

Far from the clank of crowds intervals passing rapt and happy

在那里深思冥想，度过快乐和幸福的时刻

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切