查询词典 hatching

When the embryo reached the prehatching stage, the hatching enzyme granules were secreted into the perivitelline space from the top of HGCs.

孵化酶进入卵周液，对卵膜内层进行消化和降解，使胚胎破膜而出。

Strong and broad expression was also observed in retina,ear,branchial arches,hatching gland,heart, pronephric duct,gut,proctodeum,pectoral fin and swim bladder.

同时Foxp1在视网膜、耳、鳃弓、孵化腺、心脏、原肾管、肠道、原肛、胸鳍和鳔等部位都有广泛的高表达。

The first feeding appears on the third day after hatching. The first food of larvae is Rotifera, But if Cladocera predominates in water, the first food can also be small Cladocera .

仔鱼3d龄开口，主要以轮虫为开口饵料，在食物中枝角类占绝对优势时，以小型枝角类为其开口饵料。

Also read the Colored Pencil Basics article for an introduction to hatching, scumbling and burnishing in colored ...

彩色铅笔也经过文章基本概论孵化、抛光、色scumbling

In a two-step incubation experiment, high and low temperatures were combined with RH 70%, RH 80% and RH 90% to treat two silkworm races, Bibo x Dongtin and Chunlei X Zhenzhu, to investigate the causes for uhe occurrence of reversed silkworm in sericultural production and its hatching pattern.

针对生产上出现&逆出蚕&这一情况，通过催青实验调查发生逆出蚕的原因及其孵化方式。实验采用碧波×洞庭、春蕾×镇珠 2个蚕品种，分别在常温、高温与RH 70 %、RH 80 %、RH90 %组合的 6个条件下，进行两段式催青至孵化。

Q. suber flushes early and pupas are already found at a time when the caterpillars on Q. ilex are just hatching.

栓皮栎发叶早，当常绿槠上的幼菌虫还处在孵化阶段时，栓皮栎上的已成了蛹。

Dorsal enclosure go along the blastokinesis anaphase andaccomplishes at the same time at 48th hour; The embryo eats up yolk unenveloped into themidgut before hatching.

背合在胚动的后期进行，在48h胚动与背合同时完成；在桔小实蝇卵孵化前，胚胎的发育主要是通过未包入中肠的卵黄供给营养。

He watched them brood their young, listening for the cheeps that announced the eggs were hatching and carrying the young to water.

他这种安全性差、手段简单、但目的明确的寻找方式一似他正在跟踪的鳄鱼一样，不事声张、不引人注意。

You now have an obsessively detailed evolved artwork with cross-hatching and filigrees you wouldn't believe.

你现在有了一个细节精致得使人目眩的艺术品，它的精细阴翳和复杂文饰美得让你不敢相信。

And the mean lifespan of their counterpart imagoes were 9.750,10.485,48.735 days respectively,some of the female imagoes can continue breeding,but with a lower hatching rate.

德国小蠊耐饥饿能力强，水是德国小蠊生存的必要条件；食物是影响德国小蠊生长发育、繁殖和寿命的重要因子。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。