查询词典 sturgeons

American Bowfin Caviar -, better known by its Cajun name "Choupique" is not related to, but is even more ancient than the sturgeons.

美国 弓鳍鱼鱼子酱。此鱼多刺，比鲟鱼还要古老。

Four hundred juvenile Siberian sturgeons were obtained from Qiandao Lake Sturgeon Company in Zhejiang Province.

从浙江千岛黄鲟公司得到400条幼年的西伯利亚鲟鱼。

Serum and Ig in serum of the three sturgeons can react with serum of rabbit anti each of the three sturgeons' Ig, but cannot react with serum of rabbit anti Ig of carp Cyprynus carpio. The Ouchterlony results show that Ig of sturgeons are immune homologous in structure and sequence, but have little immune homologous characters compared with Ig of high-classification Osteichthyes such as carp.

免疫沉淀反应的结果显示，3种鲟鱼的血清及其Ig与相互之间的兔抗Ig血清有免疫沉淀反应，但与兔抗鲤Ig血清无免疫沉淀反应，这表明3种鲟科鱼类的Ig在结构和序列上是较为相似的，而与鲤鱼等高等硬骨鱼类的Ig存在较大的差别。

American Paddlefish Caviar - Paddlefish, often called "Spoonbills," are a cousin to sturgeons and yield roe ranging in color from pale through dark steel-grey and golden "osetra brown".

美国白鲟鱼子酱。白鲟又称"匙吻鲟"，是美国鲟鱼的近亲。其鱼籽颜色有灰白色，黑金属灰的颜色以及金棕色。

The Sturgeons,which are all in the appendices of "the Convention on International Trade in Endangered Species of Wild Fauna and Flora",are the existent most primordial teleostean fishes on the globe.

中国海洋大学，水产养殖，2008年，博士

The Caspian Sea is home to the most popular members of the European and Asiatic families of sturgeons.

里海是著名的欧亚鲟鱼的家园。

The effects of 20~100 mg/L MS-222,Tricaine Methanesulphonat,were tested at water temperature 15~25 ℃ on two species of sturgeons,Acipenser sinensis and A.schrenckii.

以20~100 mg/L的MS-222在水温15~25℃条件下对中华鲟和施氏鲟(A.schrenckii)的麻醉效果进行试验，中华鲟或施氏鲟分别达到不同程度的麻醉状态甚至出现死亡。30~40 mg/L的MS-222具有较好的麻醉效果，鱼的活动量明显下降，可保持镇静并维持身体平衡和正常体位，麻醉48 h后，在清水中数分钟内可恢复正常游动状态，适合于长途运输。50~100 mg/L的MS-222对中华鲟和施氏鲟具有较强的麻醉作用，适合于进行短时间的操作，如捉拿、称重、测量、外科手术、体外标记等。

Some species of sturgeons are polypolids. The hybridization is common even between genera Acipenser and Huso. The parents of different species with the same chromosome numbers will produce reproductive offsprings, and thus, genetic introgression among species would easily happen in the nature conditions.

鲟具有多倍体特徵，其中鲟属及鳇属杂交的情形非常普遍，染色体倍数相同的亲代杂交产生的子代具有繁殖力，因此在自然情况下或人为移殖时很容易造成基因渗入现象。

Type genus of the Acipenseridae: sturgeons.

鲟科的一个模式属；鲟鱼。

The specimens were collected from 4 different origins: 1 Smuggled sturgeons (Nos. 1-15); 2 Aquaculture specimens from Chupei station of Freshwater Aquaculture Research Center, including A. schrenckii (Nos.18, 21-24), A. gueldenstaedtii (No.16), A. sinensis (No.17), A. baerii (No.19) and one unknown species sturgeon (No. 20); 3 A. schrenckii (No.25) and A. transmontanus (No.26) from aquaculture pond in Fu-San; and 4 Polyodon spathula (No.27) and unknown species sturgeons (Nos.28-31) from Taipei city Zoo.

研究材料取自四个地点：1海巡署在云林箔子寮港查获的走私鲟(Nos.1-15)，2竹北淡水繁养殖研究中心所饲养的史氏鲟(Nos.18， 21-24)、俄罗斯鲟(No.16)、中华鲟(No.17)、西伯利亚鲟(No.19)、及未知种鲟(No.20)，3福山养鳟场所饲养的史氏鲟(No.25)及高首鲟(No.26)，以及4台北市立动物园所饲养的匙吻鲟(No.27)及未知种鲟(Nos.28-31)。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。