指南针

Use a compass to determine which end of your electromagnet is the north pole .

用一个指南针测一下电磁铁北极的一段。

The invention of the compass had epochal influence on navigation, opening up a new chapter in the history of world navigation.

指南针的发明，给航海事业带来了划时代的影响，世界航运史也由此翻开了新的一页。

Inside, the new model also offers an instrument panel of revolutionary design, a compass built into the mirror, special carpets and mats, a stylish new high-tech trim on the facia and a brand new treatment for the central console and steering wheel panels.

在内部，新的模式还提供了一系列革命性的设计，仪表板，指南针镜子，特殊的地毯和脚垫，时尚新高建成高科技的仪表板，一个崭新的中央控制台和方向盘装饰面板的新疗法。

Thus, Admiral Zheng He made seven voyages across seas to Southeast Asia and around Indian Ocean in the early Ming Dynasty (1368-1644 AD), Christopher Columbus discovered the New World, and Ferdinand Magellan sailed round the world.

明朝初期郑和率领船队七下西洋，15世纪哥伦布发现新大陆和麦哲伦环绕地球航行等壮举，都是指南针用于航海事业的结果。

In the twentieth century, David Hilbert employed axiomatic reasoning in his attempt to update Euclid and provide modern foundations of geometry.

古典文书允许在几何结构的指南针和直尺。

Among the reasons cited most often by parents, BabyCenter says, is that 'the world is a more free-wheeling place, and they want to give their kids a stronger moral compass to guide them.

BabyCenter说，父母们列出最多的理由是，如今的世界是一个更加自由宽松的地方，他们想给孩子提供一个更强大的道德指南针，来引导孩子。

My company produces a variety of high-end fashion cufflinks, such as metal cufflinks, diamond cufflinks artificial increases, Opal Cufflink, shell cufflinks, rhodium cufflinks Ma, Gradienter cufflinks, compass cufflinks, cufflinks mahjong, glass cufflinks and so on, reasonable price, prompt delivery, quality assurance.

我公司生产的产品是各种高档时尚袖扣、如金属袖扣、人工加钻袖扣、猫眼石袖扣、贝壳袖扣、玛铑袖扣、水平仪袖扣、指南针袖扣、麻将袖扣、玻璃袖扣等等，价格合理，交货及时，品质保证。

Your eye expression is his compass and your soul is the storehouse where he wants to grope.

你的眼神就是他的指南针，而你的心灵就是他要探索的宝藏。

China,a country with a civilization of 5000 years,has contributed to the world its four major inventions,namely,the compass,gun-powder,paper-making and movable-type printing.

有着五千年文明史的中国向世界输出了指南针，火药，造纸术和活字印刷四大发明。

On the water students must : sail on all points of the wind and tack and gybe in a wind of at least 15 knots , sail a compass course to within 10 degrees , carry out a man overboard recovery in darkness .

对水的学生必须是：帆上所有各点的风向和角度阐述和 gybe 在风力的至少有15海里，航行一个指南针，当然要在10度，进行了男子过火复苏，在黑暗中徘徊。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。