The H-2A visa has no numerical cap, unlike the H-2B visa for nonagricultural work, which is limited to 66,000 a year.
与非农业工作的 H-2B签证（每年上限为是6.6万个）不同，H-2A 签证没有数量限制。
Listing 2b. Interactive cluster member creation.
清单2b.交互式地创建集群成员。
Listing 2b. Creating the classes with CDBI: : loader.
清单2b. CDBI：Loader创建类。
2b. Increasing the WebSphere test environment heap size.
增加WebSphere测试环境堆大小。
In this example, you would encode the string a + b as a%20%2B%20b.
在本例中，可以将字符串 a +b编码为a%20%2B%20b。
2b Listen again.Match the requests in activity 2a with the responses below.
再听一遍，把2a中的要求同下面的回答联系起来
TrES-2b has no ammonia clouds to reflect light because it is extremely hot.
而酷热的TrES-2b上缺少能反射光线的氨云层。
Wangyun 2B well is a production well in the top of Wangchang Oilfield structure.
王云2井是王场油田构造顶部的一口生产井。
Note: "% 2b" is the encoded value for the "+" and "-" does not need any encoding.
注意：“%2b”是“+”的编码值，“-”不需要编码。
For Task 2b only, you may change one or two pitches in the pitch list if you want to.
在作业2B上，如果你想要的话，你可以在一列的音高上改变一个或两个音高。
In Step 2b, you can select multiple versions to see all their instances in the BPC Explorer.
在2b中，您可以选择多个版本来在BPCExplorer中查看它们的所有实例。
However, TrES-2b is not entirely black. Its extreme heat means it gives off a faint red glow.
尽管如此，TrES - 2b并非完全漆黑，炙热的高温意味着它可发出淡红色的光辉。
Methods Eosinophils and BEAS-2B cells were fixed with 1 % paraformaldehyde for 1h separately.
方法用1%多聚甲醛固定嗜酸粒细胞和支气管上皮细胞系BEAS-2B细胞；
The group classified cellphones in category 2B, meaning they are possibly carcinogenic to humans.
该机构将手机划分到了2B的类别之中，这也就意味着手机被认为是可能导致人体致癌的物质。
TrES-2b is so black that it’s darker than coal, or any other planet or moon that we’ve yet discovered.
这颗被命名为TrES-2b的行星，甚至比煤炭还黑，比任何其他我们已经发现的行星以及卫星都要黑。
The easiest way to solve this issue is to encode any + character as %2B (2B is the hexadecimal code of +).
解决这个问题最简单的方法是将所有 +字符都编码为 %2B（2B 是 + 的 16进制代码）。
Meanwhile, the very darkness of the new exoplanet suggests perhaps a catchier moniker for TrES-2b, Kipping said.
与此同时，这颗新的外行星的漆黑或许给TrES - 2b提供了一个更易于记住的名字，基平说。
But because we've used the same resource to do Step 2a, Step 2b, and Step 3, we need to add an additional two days.
但由于我们使用了同样的资源进行步骤2a、2b和3，我们需要额外增加两天时间。
The planet, known as TrES-2b, reflects less than 1 per cent of light, which makes it darker than any other planet or moon.
这颗行星被命名为TrES-2b，它仅反射低于1%的恒星光线，这使得它比迄今发现的任何行星或卫星都要暗。
One thing to note is that, when specifying the external number using the E.164 format, you must encode the leading + as %2B.
需要注意的一点是，在使用 E.164格式指定外部号码时，必须将前面的 +编码为 %2B。
The E-2A was later upgraded to E-2B standard through the introduction of a (then new) programmable high-speed digital computer.
E - 2a以后被升级了到E - 2 B标准通过a(然后新)可编程序的高速数字计算机的介绍。
As illustrated in figure 2b, a suddenly stretched film has a lower protein concentration and hence a higher local surface tension.
如图2b中所示，在突然拉伸的薄膜上，有一处蛋白质含量少而且局部表面张力大的地方。
In order to recover its production, it was determined to drilling a directional side tracking well Wangyun 2b well inside casings.
为了恢复王云2井的生产，确定在套管内开窗定向侧钻王云2B井。
After eight days in France, the group put radiofrequency electromagnetic fields (the kinds that come out of cell phones) into group 2b.
会议在法国持续了8天，之后这些专家将射频电磁场(手机发出的电磁信号)归入了2 B分类。
Continuing with this interactive session in Listing 2b, you are prompted for the name of the cluster in which the member is to be created.
继续这个交互式会话(见清单2b)，提示输入要创建成员的集群的名称。
For those goods listed in Annex 2b, China shall phase out limitation on the grant of trading rights pursuant to the schedule in that Annex.
对于附件2b所列货物，中国应根据该附件中所列时间表逐步取消在给予贸易权方面的限制。
Data show that diamond trade at the Shanghai Diamond Exchange from January to October exceeded $2b, up 78.7% from the same period last year.
数据显示，今年1-10月份，上海钻石交易所的钻石交易额突破了20亿美元，同比增幅高达78.7%。
The peroxidase and esterase isoenzyme patterns of cytoplasmic male line Shaan 2a and fertile line Shaan 2b in Brassica napus L. were studied.
分析了甘兰型油菜细胞质雄性不育系陕2a与保持系陕2B的酯酶和过氧化物酶同工酶特征。
Several powdery mildew resistance genes derived from wild emmer accessions have been mapped on the short and long arms of chromosome 2B by SSR marker.
利用抗病分离群体，我们在野生二粒小麦2B染色体上发现了多个抗白粉病基因，并利用SSR分子标记进行了定位。
Wal-Mart Stores Inc is awarding approximately $2b to its US hourly employees through financial incentives, after it gained market share amid a recession.
沃尔玛因在经济衰退中稳占市场份额，将以奖金激励的形式向其在美国雇佣的钟点工发放约20亿美元奖金。
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