And if it's under 1,200 in altitude?

那如果低于1200米海拔种植呢？

This helps the climbers acclimate to the increase in altitude.

这样有助于登山者适应海拔的上升。

CNN has confirmed, the plane made erratic changes in altitude.

CNN已确认, 飞机所做出的高度不稳定的变化。

Tiny gradations in altitude or latitude can mark large differences in vegetation.

海拔或纬度的微小梯度可能标志着植被的巨大差异。

We know that they requested a deviation around the thunderstorms and they requested a change in altitude.

我们知道飞行员曾要求偏离航线以躲避雷暴并要求改变飞行高度。

That's when the freezing level is far enough down in altitude where we can get so much snow.

当冰点高度足够低时，就会产生降雪。

Oh, I see. By the way, what shall I do if changes in altitude create pressure on the ears?

哦，我找到了。再问一下，如果我的耳朵因为海拔升高而感到有压力怎么办？

I really fancy getting some altitude training in.

我真的很想参加一些高原训练。

Next, the plane will maintain airspeed by  slowly decreasing in altitude.

接下来，飞机将通过缓慢降低高度来保持空速。

Well, it tops out at around 80 miles per hour and 12,000 feet in altitude.

嗯，最高时速约为 80 英里，海拔高度为 12,000 英尺。

On our planet, we talk about altitude in terms of sea level.

在我们的星球上，我们谈到了海拔高度 与海平面相比。

One sea-bord point on the western coast is known to surpass it in altitude, but only by a few feet.

众所周知，西海岸的一个临海点的高度超过它， 但仅高出几英尺。

While only around 3,000 feet in altitude, they offer a dramatic welcome and a backdrop of constantly changing views for road trippers.

虽然海拔只有 3,000 英尺左右，但它们为公路旅行者提供了戏剧性的欢迎和不断变化的景色背景。

To make matters worse, as the plane rises in altitude, the air also gets thinner, which makes it even more difficult to breathe.

更糟糕的是， 随着飞机高度的升高， 空气也变得稀薄，让人呼吸更加困难。

Although really this is a kind of Subtropical Highland form of Humid Subtropical, as it's at  the same latitude, but simply raised in altitude.

虽然实际上这是一种亚热带高地湿润亚热带气候，因为它处于同一纬度， 只是海拔较高。

After climbing up almost 1,000 meters in altitude, the Transiberian's first stop is in Palena, a hill-top town known for its beautiful views over the national park.

在攀登了近1000米的高度后，横贯铁路的第一站是帕莱纳，这是一个山顶小镇，以国家公园的美丽景色而闻名。

The airport is located 2,845 meters in altitude and is the primary destination airport for mountaineers to fly into who want to reach the base camp for Mount Everest.

该机场海拔 2845 米，是登山者飞往珠穆朗玛峰大本营的主要目的地机场。

" As you rise in altitude, your body will change accordingly, which makes this intuitive data valuable, " said Zhu, 59, who is also an academician at CAS.

“随着高度的升高，你的身体会发生相应的变化，这使得这些直观的数据很有价值，”59 岁的朱说，他也是中国科学院院士。